389612142

素因数分解:

$2^1\times 3^2\times {\mathrm{157}}^1\times {\mathrm{137867}}^1$

素因数の和:138032

約数の個数: 24

約数和(自身を含む): 849542616

約数和(自身を除く): 459930474

約数列:

[1, 2, 3, 6, 9, 18, 157, 314, 471, 942, 1413, 2826, 137867, 275734, 413601, 827202, 1240803, 2481606, 21645119, 43290238, 64935357, 129870714, 194806071, 389612142]

約数ペア:

[(1, 389612142), (2, 194806071), (3, 129870714), (6, 64935357), (9, 43290238), (18, 21645119), (157, 2481606), (314, 1240803), (471, 827202), (942, 413601), (1413, 275734), (2826, 137867)]