31779342

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{137}}^1\times {\mathrm{263}}^1$

素因数の和:422

約数の個数: 72

約数和(自身を含む): 80988336

約数和(自身を除く): 49208994

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 98, 126, 137, 147, 263, 274, 294, 411, 441, 526, 789, 822, 882, 959, 1233, 1578, 1841, 1918, 2367, 2466, 2877, 3682, 4734, 5523, 5754, 6713, 8631, 11046, 12887, 13426, 16569, 17262, 20139, 25774, 33138, 36031, 38661, 40278, 60417, 72062, 77322, 108093, 115983, 120834, 216186, 231966, 252217, 324279, 504434, 648558, 756651, 1513302, 1765519, 2269953, 3531038, 4539906, 5296557, 10593114, 15889671, 31779342]

約数ペア:

[(1, 31779342), (2, 15889671), (3, 10593114), (6, 5296557), (7, 4539906), (9, 3531038), (14, 2269953), (18, 1765519), (21, 1513302), (42, 756651), (49, 648558), (63, 504434), (98, 324279), (126, 252217), (137, 231966), (147, 216186), (263, 120834), (274, 115983), (294, 108093), (411, 77322), (441, 72062), (526, 60417), (789, 40278), (822, 38661), (882, 36031), (959, 33138), (1233, 25774), (1578, 20139), (1841, 17262), (1918, 16569), (2367, 13426), (2466, 12887), (2877, 11046), (3682, 8631), (4734, 6713), (5523, 5754)]