291707312

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{1402439}}^1$

素因数の和:1402460

約数の個数: 20

約数和(自身を含む): 608658960

約数和(自身を除く): 316951648

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 1402439, 2804878, 5609756, 11219512, 18231707, 22439024, 36463414, 72926828, 145853656, 291707312]

約数ペア:

[(1, 291707312), (2, 145853656), (4, 72926828), (8, 36463414), (13, 22439024), (16, 18231707), (26, 11219512), (52, 5609756), (104, 2804878), (208, 1402439)]