87519978

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{449}}^1$

素因数の和:501

約数の個数: 144

約数和(自身を含む): 252088200

約数和(自身を除く): 164568222

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 17, 18, 21, 26, 34, 39, 42, 49, 51, 63, 78, 91, 98, 102, 117, 119, 126, 147, 153, 182, 221, 234, 238, 273, 294, 306, 357, 441, 442, 449, 546, 637, 663, 714, 819, 833, 882, 898, 1071, 1274, 1326, 1347, 1547, 1638, 1666, 1911, 1989, 2142, 2499, 2694, 3094, 3143, 3822, 3978, 4041, 4641, 4998, 5733, 5837, 6286, 7497, 7633, 8082, 9282, 9429, 10829, 11466, 11674, 13923, 14994, 15266, 17511, 18858, 21658, 22001, 22899, 27846, 28287, 32487, 35022, 40859, 44002, 45798, 52533, 53431, 56574, 64974, 66003, 68697, 81718, 97461, 99229, 105066, 106862, 122577, 132006, 137394, 160293, 194922, 198009, 198458, 245154, 286013, 297687, 320586, 367731, 374017, 396018, 480879, 572026, 595374, 694603, 735462, 748034, 858039, 893061, 961758, 1122051, 1389206, 1716078, 1786122, 2083809, 2244102, 2574117, 3366153, 4167618, 4862221, 5148234, 6251427, 6732306, 9724442, 12502854, 14586663, 29173326, 43759989, 87519978]

約数ペア:

[(1, 87519978), (2, 43759989), (3, 29173326), (6, 14586663), (7, 12502854), (9, 9724442), (13, 6732306), (14, 6251427), (17, 5148234), (18, 4862221), (21, 4167618), (26, 3366153), (34, 2574117), (39, 2244102), (42, 2083809), (49, 1786122), (51, 1716078), (63, 1389206), (78, 1122051), (91, 961758), (98, 893061), (102, 858039), (117, 748034), (119, 735462), (126, 694603), (147, 595374), (153, 572026), (182, 480879), (221, 396018), (234, 374017), (238, 367731), (273, 320586), (294, 297687), (306, 286013), (357, 245154), (441, 198458), (442, 198009), (449, 194922), (546, 160293), (637, 137394), (663, 132006), (714, 122577), (819, 106862), (833, 105066), (882, 99229), (898, 97461), (1071, 81718), (1274, 68697), (1326, 66003), (1347, 64974), (1547, 56574), (1638, 53431), (1666, 52533), (1911, 45798), (1989, 44002), (2142, 40859), (2499, 35022), (2694, 32487), (3094, 28287), (3143, 27846), (3822, 22899), (3978, 22001), (4041, 21658), (4641, 18858), (4998, 17511), (5733, 15266), (5837, 14994), (6286, 13923), (7497, 11674), (7633, 11466), (8082, 10829), (9282, 9429)]