1280491818

素因数分解:

$2^1\times 3^1\times {\mathrm{113}}^1\times {\mathrm{541}}^1\times {\mathrm{3491}}^1$

素因数の和:4150

約数の個数: 32

約数和(自身を含む): 2589164352

約数和(自身を除く): 1308672534

約数列:

[1, 2, 3, 6, 113, 226, 339, 541, 678, 1082, 1623, 3246, 3491, 6982, 10473, 20946, 61133, 122266, 183399, 366798, 394483, 788966, 1183449, 1888631, 2366898, 3777262, 5665893, 11331786, 213415303, 426830606, 640245909, 1280491818]

約数ペア:

[(1, 1280491818), (2, 640245909), (3, 426830606), (6, 213415303), (113, 11331786), (226, 5665893), (339, 3777262), (541, 2366898), (678, 1888631), (1082, 1183449), (1623, 788966), (3246, 394483), (3491, 366798), (6982, 183399), (10473, 122266), (20946, 61133)]