221436730

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{9371}}^1$

素因数の和:9534

約数の個数: 32

約数和(自身を含む): 425113920

約数和(自身を除く): 203677190

約数列:

[1, 2, 5, 10, 17, 34, 85, 139, 170, 278, 695, 1390, 2363, 4726, 9371, 11815, 18742, 23630, 46855, 93710, 159307, 318614, 796535, 1302569, 1593070, 2605138, 6512845, 13025690, 22143673, 44287346, 110718365, 221436730]

約数ペア:

[(1, 221436730), (2, 110718365), (5, 44287346), (10, 22143673), (17, 13025690), (34, 6512845), (85, 2605138), (139, 1593070), (170, 1302569), (278, 796535), (695, 318614), (1390, 159307), (2363, 93710), (4726, 46855), (9371, 23630), (11815, 18742)]