7998564

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{223}}^1$

素因数の和:305

約数の個数: 72

約数和(自身を含む): 22165248

約数和(自身を除く): 14166684

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 61, 84, 98, 122, 147, 183, 196, 223, 244, 294, 366, 427, 446, 588, 669, 732, 854, 892, 1281, 1338, 1561, 1708, 2562, 2676, 2989, 3122, 4683, 5124, 5978, 6244, 8967, 9366, 10927, 11956, 13603, 17934, 18732, 21854, 27206, 32781, 35868, 40809, 43708, 54412, 65562, 81618, 95221, 131124, 163236, 190442, 285663, 380884, 571326, 666547, 1142652, 1333094, 1999641, 2666188, 3999282, 7998564]

約数ペア:

[(1, 7998564), (2, 3999282), (3, 2666188), (4, 1999641), (6, 1333094), (7, 1142652), (12, 666547), (14, 571326), (21, 380884), (28, 285663), (42, 190442), (49, 163236), (61, 131124), (84, 95221), (98, 81618), (122, 65562), (147, 54412), (183, 43708), (196, 40809), (223, 35868), (244, 32781), (294, 27206), (366, 21854), (427, 18732), (446, 17934), (588, 13603), (669, 11956), (732, 10927), (854, 9366), (892, 8967), (1281, 6244), (1338, 5978), (1561, 5124), (1708, 4683), (2562, 3122), (2676, 2989)]