123242418

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{449}}^1$

素因数の和:513

約数の個数: 128

約数和(自身を含む): 326592000

約数和(自身を除く): 203349582

約数列:

[1, 2, 3, 6, 9, 13, 17, 18, 23, 26, 27, 34, 39, 46, 51, 54, 69, 78, 102, 117, 138, 153, 207, 221, 234, 299, 306, 351, 391, 414, 442, 449, 459, 598, 621, 663, 702, 782, 897, 898, 918, 1173, 1242, 1326, 1347, 1794, 1989, 2346, 2691, 2694, 3519, 3978, 4041, 5083, 5382, 5837, 5967, 7038, 7633, 8073, 8082, 10166, 10327, 10557, 11674, 11934, 12123, 15249, 15266, 16146, 17511, 20654, 21114, 22899, 24246, 30498, 30981, 35022, 45747, 45798, 52533, 61962, 68697, 91494, 92943, 99229, 105066, 134251, 137241, 137394, 157599, 175559, 185886, 198458, 206091, 268502, 274482, 278829, 297687, 315198, 351118, 402753, 412182, 526677, 557658, 595374, 805506, 893061, 1053354, 1208259, 1580031, 1786122, 2282267, 2416518, 2679183, 3160062, 3624777, 4564534, 4740093, 5358366, 6846801, 7249554, 9480186, 13693602, 20540403, 41080806, 61621209, 123242418]

約数ペア:

[(1, 123242418), (2, 61621209), (3, 41080806), (6, 20540403), (9, 13693602), (13, 9480186), (17, 7249554), (18, 6846801), (23, 5358366), (26, 4740093), (27, 4564534), (34, 3624777), (39, 3160062), (46, 2679183), (51, 2416518), (54, 2282267), (69, 1786122), (78, 1580031), (102, 1208259), (117, 1053354), (138, 893061), (153, 805506), (207, 595374), (221, 557658), (234, 526677), (299, 412182), (306, 402753), (351, 351118), (391, 315198), (414, 297687), (442, 278829), (449, 274482), (459, 268502), (598, 206091), (621, 198458), (663, 185886), (702, 175559), (782, 157599), (897, 137394), (898, 137241), (918, 134251), (1173, 105066), (1242, 99229), (1326, 92943), (1347, 91494), (1794, 68697), (1989, 61962), (2346, 52533), (2691, 45798), (2694, 45747), (3519, 35022), (3978, 30981), (4041, 30498), (5083, 24246), (5382, 22899), (5837, 21114), (5967, 20654), (7038, 17511), (7633, 16146), (8073, 15266), (8082, 15249), (10166, 12123), (10327, 11934), (10557, 11674)]