22389425

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{379}}^1$

素因数の和:545

約数の個数: 24

約数和(自身を含む): 29685600

約数和(自身を除く): 7296175

約数列:

[1, 5, 17, 25, 85, 139, 379, 425, 695, 1895, 2363, 3475, 6443, 9475, 11815, 32215, 52681, 59075, 161075, 263405, 895577, 1317025, 4477885, 22389425]

約数ペア:

[(1, 22389425), (5, 4477885), (17, 1317025), (25, 895577), (85, 263405), (139, 161075), (379, 59075), (425, 52681), (695, 32215), (1895, 11815), (2363, 9475), (3475, 6443)]