2641212

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{223}}^1$

素因数の和:287

約数の個数: 72

約数和(自身を含む): 7827456

約数和(自身を除く): 5186244

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 47, 63, 84, 94, 126, 141, 188, 223, 252, 282, 329, 423, 446, 564, 658, 669, 846, 892, 987, 1316, 1338, 1561, 1692, 1974, 2007, 2676, 2961, 3122, 3948, 4014, 4683, 5922, 6244, 8028, 9366, 10481, 11844, 14049, 18732, 20962, 28098, 31443, 41924, 56196, 62886, 73367, 94329, 125772, 146734, 188658, 220101, 293468, 377316, 440202, 660303, 880404, 1320606, 2641212]

約数ペア:

[(1, 2641212), (2, 1320606), (3, 880404), (4, 660303), (6, 440202), (7, 377316), (9, 293468), (12, 220101), (14, 188658), (18, 146734), (21, 125772), (28, 94329), (36, 73367), (42, 62886), (47, 56196), (63, 41924), (84, 31443), (94, 28098), (126, 20962), (141, 18732), (188, 14049), (223, 11844), (252, 10481), (282, 9366), (329, 8028), (423, 6244), (446, 5922), (564, 4683), (658, 4014), (669, 3948), (846, 3122), (892, 2961), (987, 2676), (1316, 2007), (1338, 1974), (1561, 1692)]