71403284

素因数分解:

$2^2\times {\mathrm{109}}^1\times {\mathrm{389}}^1\times {\mathrm{421}}^1$

素因数の和:923

約数の個数: 24

約数和(自身を含む): 126726600

約数和(自身を除く): 55323316

約数列:

[1, 2, 4, 109, 218, 389, 421, 436, 778, 842, 1556, 1684, 42401, 45889, 84802, 91778, 163769, 169604, 183556, 327538, 655076, 17850821, 35701642, 71403284]

約数ペア:

[(1, 71403284), (2, 35701642), (4, 17850821), (109, 655076), (218, 327538), (389, 183556), (421, 169604), (436, 163769), (778, 91778), (842, 84802), (1556, 45889), (1684, 42401)]