405403408

素因数分解:

$2^4\times {\mathrm{41}}^2\times {\mathrm{15073}}^1$

素因数の和:15163

約数の個数: 30

約数和(自身を含む): 805147562

約数和(自身を除く): 399744154

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 1681, 3362, 6724, 13448, 15073, 26896, 30146, 60292, 120584, 241168, 617993, 1235986, 2471972, 4943944, 9887888, 25337713, 50675426, 101350852, 202701704, 405403408]

約数ペア:

[(1, 405403408), (2, 202701704), (4, 101350852), (8, 50675426), (16, 25337713), (41, 9887888), (82, 4943944), (164, 2471972), (328, 1235986), (656, 617993), (1681, 241168), (3362, 120584), (6724, 60292), (13448, 30146), (15073, 26896)]