31377308

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{27143}}^1$

素因数の和:27181

約数の個数: 18

約数和(自身を含む): 58332456

約数和(自身を除く): 26955148

約数列:

[1, 2, 4, 17, 34, 68, 289, 578, 1156, 27143, 54286, 108572, 461431, 922862, 1845724, 7844327, 15688654, 31377308]

約数ペア:

[(1, 31377308), (2, 15688654), (4, 7844327), (17, 1845724), (34, 922862), (68, 461431), (289, 108572), (578, 54286), (1156, 27143)]