31481802

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{223}}^1$

素因数の和:296

約数の個数: 96

約数和(自身を含む): 80510976

約数和(自身を除く): 49029174

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 23, 31, 33, 46, 62, 66, 69, 93, 99, 138, 186, 198, 207, 223, 253, 279, 341, 414, 446, 506, 558, 669, 682, 713, 759, 1023, 1338, 1426, 1518, 2007, 2046, 2139, 2277, 2453, 3069, 4014, 4278, 4554, 4906, 5129, 6138, 6417, 6913, 7359, 7843, 10258, 12834, 13826, 14718, 15387, 15686, 20739, 22077, 23529, 30774, 41478, 44154, 46161, 47058, 56419, 62217, 70587, 76043, 92322, 112838, 124434, 141174, 152086, 158999, 169257, 228129, 317998, 338514, 456258, 476997, 507771, 684387, 953994, 1015542, 1368774, 1430991, 1748989, 2861982, 3497978, 5246967, 10493934, 15740901, 31481802]

約数ペア:

[(1, 31481802), (2, 15740901), (3, 10493934), (6, 5246967), (9, 3497978), (11, 2861982), (18, 1748989), (22, 1430991), (23, 1368774), (31, 1015542), (33, 953994), (46, 684387), (62, 507771), (66, 476997), (69, 456258), (93, 338514), (99, 317998), (138, 228129), (186, 169257), (198, 158999), (207, 152086), (223, 141174), (253, 124434), (279, 112838), (341, 92322), (414, 76043), (446, 70587), (506, 62217), (558, 56419), (669, 47058), (682, 46161), (713, 44154), (759, 41478), (1023, 30774), (1338, 23529), (1426, 22077), (1518, 20739), (2007, 15686), (2046, 15387), (2139, 14718), (2277, 13826), (2453, 12834), (3069, 10258), (4014, 7843), (4278, 7359), (4554, 6913), (4906, 6417), (5129, 6138)]