81088812

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{151}}^1\times {\mathrm{2131}}^1$

素因数の和:2299

約数の個数: 72

約数和(自身を含む): 235918592

約数和(自身を除く): 154829780

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 151, 252, 302, 453, 604, 906, 1057, 1359, 1812, 2114, 2131, 2718, 3171, 4228, 4262, 5436, 6342, 6393, 8524, 9513, 12684, 12786, 14917, 19026, 19179, 25572, 29834, 38052, 38358, 44751, 59668, 76716, 89502, 134253, 179004, 268506, 321781, 537012, 643562, 965343, 1287124, 1930686, 2252467, 2896029, 3861372, 4504934, 5792058, 6757401, 9009868, 11584116, 13514802, 20272203, 27029604, 40544406, 81088812]

約数ペア:

[(1, 81088812), (2, 40544406), (3, 27029604), (4, 20272203), (6, 13514802), (7, 11584116), (9, 9009868), (12, 6757401), (14, 5792058), (18, 4504934), (21, 3861372), (28, 2896029), (36, 2252467), (42, 1930686), (63, 1287124), (84, 965343), (126, 643562), (151, 537012), (252, 321781), (302, 268506), (453, 179004), (604, 134253), (906, 89502), (1057, 76716), (1359, 59668), (1812, 44751), (2114, 38358), (2131, 38052), (2718, 29834), (3171, 25572), (4228, 19179), (4262, 19026), (5436, 14917), (6342, 12786), (6393, 12684), (8524, 9513)]