15901326

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1$

素因数の和:131

約数の個数: 128

約数和(自身を含む): 44236800

約数和(自身を除く): 28335474

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 23, 27, 31, 42, 46, 54, 59, 62, 63, 69, 93, 118, 126, 138, 161, 177, 186, 189, 207, 217, 279, 322, 354, 378, 413, 414, 434, 483, 531, 558, 621, 651, 713, 826, 837, 966, 1062, 1239, 1242, 1302, 1357, 1426, 1449, 1593, 1674, 1829, 1953, 2139, 2478, 2714, 2898, 3186, 3658, 3717, 3906, 4071, 4278, 4347, 4991, 5487, 5859, 6417, 7434, 8142, 8694, 9499, 9982, 10974, 11151, 11718, 12213, 12803, 12834, 14973, 16461, 18998, 19251, 22302, 24426, 25606, 28497, 29946, 32922, 36639, 38409, 38502, 42067, 44919, 49383, 56994, 73278, 76818, 84134, 85491, 89838, 98766, 115227, 126201, 134757, 170982, 230454, 252402, 256473, 269514, 294469, 345681, 378603, 512946, 588938, 691362, 757206, 883407, 1135809, 1766814, 2271618, 2650221, 5300442, 7950663, 15901326]

約数ペア:

[(1, 15901326), (2, 7950663), (3, 5300442), (6, 2650221), (7, 2271618), (9, 1766814), (14, 1135809), (18, 883407), (21, 757206), (23, 691362), (27, 588938), (31, 512946), (42, 378603), (46, 345681), (54, 294469), (59, 269514), (62, 256473), (63, 252402), (69, 230454), (93, 170982), (118, 134757), (126, 126201), (138, 115227), (161, 98766), (177, 89838), (186, 85491), (189, 84134), (207, 76818), (217, 73278), (279, 56994), (322, 49383), (354, 44919), (378, 42067), (413, 38502), (414, 38409), (434, 36639), (483, 32922), (531, 29946), (558, 28497), (621, 25606), (651, 24426), (713, 22302), (826, 19251), (837, 18998), (966, 16461), (1062, 14973), (1239, 12834), (1242, 12803), (1302, 12213), (1357, 11718), (1426, 11151), (1449, 10974), (1593, 9982), (1674, 9499), (1829, 8694), (1953, 8142), (2139, 7434), (2478, 6417), (2714, 5859), (2898, 5487), (3186, 4991), (3658, 4347), (3717, 4278), (3906, 4071)]