31127831266

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{271}}^1\times {\mathrm{487}}^1\times {\mathrm{991}}^1$

素因数の和:1775

約数の個数: 64

約数和(自身を含む): 56883216384

約数和(自身を除く): 25755385118

約数列:

[1, 2, 7, 14, 17, 34, 119, 238, 271, 487, 542, 974, 991, 1897, 1982, 3409, 3794, 4607, 6818, 6937, 8279, 9214, 13874, 16558, 16847, 32249, 33694, 57953, 64498, 115906, 117929, 131977, 235858, 263954, 268561, 482617, 537122, 923839, 965234, 1847678, 1879927, 2243609, 3378319, 3759854, 4487218, 4565537, 6756638, 8204489, 9131074, 15705263, 16408978, 31410526, 31958759, 57431423, 63917518, 114862846, 130789207, 261578414, 915524449, 1831048898, 2223416519, 4446833038, 15563915633, 31127831266]

約数ペア:

[(1, 31127831266), (2, 15563915633), (7, 4446833038), (14, 2223416519), (17, 1831048898), (34, 915524449), (119, 261578414), (238, 130789207), (271, 114862846), (487, 63917518), (542, 57431423), (974, 31958759), (991, 31410526), (1897, 16408978), (1982, 15705263), (3409, 9131074), (3794, 8204489), (4607, 6756638), (6818, 4565537), (6937, 4487218), (8279, 3759854), (9214, 3378319), (13874, 2243609), (16558, 1879927), (16847, 1847678), (32249, 965234), (33694, 923839), (57953, 537122), (64498, 482617), (115906, 268561), (117929, 263954), (131977, 235858)]