23271815

素因数分解:

$5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{47}}^2$

素因数の和:156

約数の個数: 36

約数和(自身を含む): 33963336

約数和(自身を除く): 10691521

約数列:

[1, 5, 7, 35, 43, 47, 49, 215, 235, 245, 301, 329, 1505, 1645, 2021, 2107, 2209, 2303, 10105, 10535, 11045, 11515, 14147, 15463, 70735, 77315, 94987, 99029, 108241, 474935, 495145, 541205, 664909, 3324545, 4654363, 23271815]

約数ペア:

[(1, 23271815), (5, 4654363), (7, 3324545), (35, 664909), (43, 541205), (47, 495145), (49, 474935), (215, 108241), (235, 99029), (245, 94987), (301, 77315), (329, 70735), (1505, 15463), (1645, 14147), (2021, 11515), (2107, 11045), (2209, 10535), (2303, 10105)]