389844

素因数分解:

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

素因数の和:54

約数の個数: 108

約数和(自身を含む): 1307124

約数和(自身を除く): 917280

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 17, 18, 21, 26, 28, 34, 36, 39, 42, 49, 51, 52, 63, 68, 78, 84, 91, 98, 102, 117, 119, 126, 147, 153, 156, 182, 196, 204, 221, 234, 238, 252, 273, 294, 306, 357, 364, 441, 442, 468, 476, 546, 588, 612, 637, 663, 714, 819, 833, 882, 884, 1071, 1092, 1274, 1326, 1428, 1547, 1638, 1666, 1764, 1911, 1989, 2142, 2499, 2548, 2652, 3094, 3276, 3332, 3822, 3978, 4284, 4641, 4998, 5733, 6188, 7497, 7644, 7956, 9282, 9996, 10829, 11466, 13923, 14994, 18564, 21658, 22932, 27846, 29988, 32487, 43316, 55692, 64974, 97461, 129948, 194922, 389844]

約数ペア:

[(1, 389844), (2, 194922), (3, 129948), (4, 97461), (6, 64974), (7, 55692), (9, 43316), (12, 32487), (13, 29988), (14, 27846), (17, 22932), (18, 21658), (21, 18564), (26, 14994), (28, 13923), (34, 11466), (36, 10829), (39, 9996), (42, 9282), (49, 7956), (51, 7644), (52, 7497), (63, 6188), (68, 5733), (78, 4998), (84, 4641), (91, 4284), (98, 3978), (102, 3822), (117, 3332), (119, 3276), (126, 3094), (147, 2652), (153, 2548), (156, 2499), (182, 2142), (196, 1989), (204, 1911), (221, 1764), (234, 1666), (238, 1638), (252, 1547), (273, 1428), (294, 1326), (306, 1274), (357, 1092), (364, 1071), (441, 884), (442, 882), (468, 833), (476, 819), (546, 714), (588, 663), (612, 637)]