331507888

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{1218779}}^1$

素因数の和:1218804

約数の個数: 20

約数和(自身を含む): 680079240

約数和(自身を除く): 348571352

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 1218779, 2437558, 4875116, 9750232, 19500464, 20719243, 41438486, 82876972, 165753944, 331507888]

約数ペア:

[(1, 331507888), (2, 165753944), (4, 82876972), (8, 41438486), (16, 20719243), (17, 19500464), (34, 9750232), (68, 4875116), (136, 2437558), (272, 1218779)]