215808915

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{1019}}^1\times {\mathrm{2017}}^1$

素因数の和:3051

約数の個数: 32

約数和(自身を含む): 395205120

約数和(自身を除く): 179396205

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 1019, 2017, 3057, 5095, 6051, 7133, 10085, 14119, 15285, 21399, 30255, 35665, 42357, 70595, 106995, 211785, 2055323, 6165969, 10276615, 14387261, 30829845, 43161783, 71936305, 215808915]

約数ペア:

[(1, 215808915), (3, 71936305), (5, 43161783), (7, 30829845), (15, 14387261), (21, 10276615), (35, 6165969), (105, 2055323), (1019, 211785), (2017, 106995), (3057, 70595), (5095, 42357), (6051, 35665), (7133, 30255), (10085, 21399), (14119, 15285)]