16521997128

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{445001}}^1$

素因数の和:445047

約数の個数: 128

約数和(自身を含む): 53827441920

約数和(自身を除く): 37305444792

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 17, 21, 24, 26, 28, 34, 39, 42, 51, 52, 56, 68, 78, 84, 91, 102, 104, 119, 136, 156, 168, 182, 204, 221, 238, 273, 312, 357, 364, 408, 442, 476, 546, 663, 714, 728, 884, 952, 1092, 1326, 1428, 1547, 1768, 2184, 2652, 2856, 3094, 4641, 5304, 6188, 9282, 12376, 18564, 37128, 445001, 890002, 1335003, 1780004, 2670006, 3115007, 3560008, 5340012, 5785013, 6230014, 7565017, 9345021, 10680024, 11570026, 12460028, 15130034, 17355039, 18690042, 22695051, 23140052, 24920056, 30260068, 34710078, 37380084, 40495091, 45390102, 46280104, 52955119, 60520136, 69420156, 74760168, 80990182, 90780204, 98345221, 105910238, 121485273, 138840312, 158865357, 161980364, 181560408, 196690442, 211820476, 242970546, 295035663, 317730714, 323960728, 393380884, 423640952, 485941092, 590071326, 635461428, 688416547, 786761768, 971882184, 1180142652, 1270922856, 1376833094, 2065249641, 2360285304, 2753666188, 4130499282, 5507332376, 8260998564, 16521997128]

約数ペア:

[(1, 16521997128), (2, 8260998564), (3, 5507332376), (4, 4130499282), (6, 2753666188), (7, 2360285304), (8, 2065249641), (12, 1376833094), (13, 1270922856), (14, 1180142652), (17, 971882184), (21, 786761768), (24, 688416547), (26, 635461428), (28, 590071326), (34, 485941092), (39, 423640952), (42, 393380884), (51, 323960728), (52, 317730714), (56, 295035663), (68, 242970546), (78, 211820476), (84, 196690442), (91, 181560408), (102, 161980364), (104, 158865357), (119, 138840312), (136, 121485273), (156, 105910238), (168, 98345221), (182, 90780204), (204, 80990182), (221, 74760168), (238, 69420156), (273, 60520136), (312, 52955119), (357, 46280104), (364, 45390102), (408, 40495091), (442, 37380084), (476, 34710078), (546, 30260068), (663, 24920056), (714, 23140052), (728, 22695051), (884, 18690042), (952, 17355039), (1092, 15130034), (1326, 12460028), (1428, 11570026), (1547, 10680024), (1768, 9345021), (2184, 7565017), (2652, 6230014), (2856, 5785013), (3094, 5340012), (4641, 3560008), (5304, 3115007), (6188, 2670006), (9282, 1780004), (12376, 1335003), (18564, 890002), (37128, 445001)]