643230328

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{268909}}^1$

素因数の和:268951

約数の個数: 32

約数和(自身を含む): 1355306400

約数和(自身を除く): 712076072

約数列:

[1, 2, 4, 8, 13, 23, 26, 46, 52, 92, 104, 184, 299, 598, 1196, 2392, 268909, 537818, 1075636, 2151272, 3495817, 6184907, 6991634, 12369814, 13983268, 24739628, 27966536, 49479256, 80403791, 160807582, 321615164, 643230328]

約数ペア:

[(1, 643230328), (2, 321615164), (4, 160807582), (8, 80403791), (13, 49479256), (23, 27966536), (26, 24739628), (46, 13983268), (52, 12369814), (92, 6991634), (104, 6184907), (184, 3495817), (299, 2151272), (598, 1075636), (1196, 537818), (2392, 268909)]