289847018

素因数分解:

$2^1\times {\mathrm{149}}^1\times {\mathrm{347}}^1\times {\mathrm{2803}}^1$

素因数の和:3301

約数の個数: 16

約数和(自身を含む): 439106400

約数和(自身を除く): 149259382

約数列:

[1, 2, 149, 298, 347, 694, 2803, 5606, 51703, 103406, 417647, 835294, 972641, 1945282, 144923509, 289847018]

約数ペア:

[(1, 289847018), (2, 144923509), (149, 1945282), (298, 972641), (347, 835294), (694, 417647), (2803, 103406), (5606, 51703)]