15997128

素因数分解:

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

素因数の和:307

約数の個数: 96

約数和(自身を含む): 47496960

約数和(自身を除く): 31499832

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 49, 56, 61, 84, 98, 122, 147, 168, 183, 196, 223, 244, 294, 366, 392, 427, 446, 488, 588, 669, 732, 854, 892, 1176, 1281, 1338, 1464, 1561, 1708, 1784, 2562, 2676, 2989, 3122, 3416, 4683, 5124, 5352, 5978, 6244, 8967, 9366, 10248, 10927, 11956, 12488, 13603, 17934, 18732, 21854, 23912, 27206, 32781, 35868, 37464, 40809, 43708, 54412, 65562, 71736, 81618, 87416, 95221, 108824, 131124, 163236, 190442, 262248, 285663, 326472, 380884, 571326, 666547, 761768, 1142652, 1333094, 1999641, 2285304, 2666188, 3999282, 5332376, 7998564, 15997128]

約数ペア:

[(1, 15997128), (2, 7998564), (3, 5332376), (4, 3999282), (6, 2666188), (7, 2285304), (8, 1999641), (12, 1333094), (14, 1142652), (21, 761768), (24, 666547), (28, 571326), (42, 380884), (49, 326472), (56, 285663), (61, 262248), (84, 190442), (98, 163236), (122, 131124), (147, 108824), (168, 95221), (183, 87416), (196, 81618), (223, 71736), (244, 65562), (294, 54412), (366, 43708), (392, 40809), (427, 37464), (446, 35868), (488, 32781), (588, 27206), (669, 23912), (732, 21854), (854, 18732), (892, 17934), (1176, 13603), (1281, 12488), (1338, 11956), (1464, 10927), (1561, 10248), (1708, 9366), (1784, 8967), (2562, 6244), (2676, 5978), (2989, 5352), (3122, 5124), (3416, 4683)]