331000144

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{4801}}^1$

素因数の和:4979

約数の個数: 40

約数和(自身を含む): 666901760

約数和(自身を除く): 335901616

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 139, 248, 278, 496, 556, 1112, 2224, 4309, 4801, 8618, 9602, 17236, 19204, 34472, 38408, 68944, 76816, 148831, 297662, 595324, 667339, 1190648, 1334678, 2381296, 2669356, 5338712, 10677424, 20687509, 41375018, 82750036, 165500072, 331000144]

約数ペア:

[(1, 331000144), (2, 165500072), (4, 82750036), (8, 41375018), (16, 20687509), (31, 10677424), (62, 5338712), (124, 2669356), (139, 2381296), (248, 1334678), (278, 1190648), (496, 667339), (556, 595324), (1112, 297662), (2224, 148831), (4309, 76816), (4801, 68944), (8618, 38408), (9602, 34472), (17236, 19204)]