81743886

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{421}}^1$

素因数の和:526

約数の個数: 96

約数和(自身を含む): 214875648

約数和(自身を除く): 133131762

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 23, 42, 46, 63, 67, 69, 126, 134, 138, 161, 201, 207, 322, 402, 414, 421, 469, 483, 603, 842, 938, 966, 1206, 1263, 1407, 1449, 1541, 2526, 2814, 2898, 2947, 3082, 3789, 4221, 4623, 5894, 7578, 8442, 8841, 9246, 9683, 10787, 13869, 17682, 19366, 21574, 26523, 27738, 28207, 29049, 32361, 53046, 56414, 58098, 64722, 67781, 84621, 87147, 97083, 135562, 169242, 174294, 194166, 197449, 203343, 253863, 394898, 406686, 507726, 592347, 610029, 648761, 1184694, 1220058, 1297522, 1777041, 1946283, 3554082, 3892566, 4541327, 5838849, 9082654, 11677698, 13623981, 27247962, 40871943, 81743886]

約数ペア:

[(1, 81743886), (2, 40871943), (3, 27247962), (6, 13623981), (7, 11677698), (9, 9082654), (14, 5838849), (18, 4541327), (21, 3892566), (23, 3554082), (42, 1946283), (46, 1777041), (63, 1297522), (67, 1220058), (69, 1184694), (126, 648761), (134, 610029), (138, 592347), (161, 507726), (201, 406686), (207, 394898), (322, 253863), (402, 203343), (414, 197449), (421, 194166), (469, 174294), (483, 169242), (603, 135562), (842, 97083), (938, 87147), (966, 84621), (1206, 67781), (1263, 64722), (1407, 58098), (1449, 56414), (1541, 53046), (2526, 32361), (2814, 29049), (2898, 28207), (2947, 27738), (3082, 26523), (3789, 21574), (4221, 19366), (4623, 17682), (5894, 13869), (7578, 10787), (8442, 9683), (8841, 9246)]