86431408

素因数分解:

$2^4\times 7^1\times {\mathrm{37}}^1\times {\mathrm{20857}}^1$

素因数の和:20909

約数の個数: 40

約数和(自身を含む): 196565792

約数和(自身を除く): 110134384

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 37, 56, 74, 112, 148, 259, 296, 518, 592, 1036, 2072, 4144, 20857, 41714, 83428, 145999, 166856, 291998, 333712, 583996, 771709, 1167992, 1543418, 2335984, 3086836, 5401963, 6173672, 10803926, 12347344, 21607852, 43215704, 86431408]

約数ペア:

[(1, 86431408), (2, 43215704), (4, 21607852), (7, 12347344), (8, 10803926), (14, 6173672), (16, 5401963), (28, 3086836), (37, 2335984), (56, 1543418), (74, 1167992), (112, 771709), (148, 583996), (259, 333712), (296, 291998), (518, 166856), (592, 145999), (1036, 83428), (2072, 41714), (4144, 20857)]