281480316

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{138797}}^1$

素因数の和:138830

約数の個数: 36

約数和(自身を含む): 711200952

約数和(自身を除く): 429720636

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 169, 338, 507, 676, 1014, 2028, 138797, 277594, 416391, 555188, 832782, 1665564, 1804361, 3608722, 5413083, 7217444, 10826166, 21652332, 23456693, 46913386, 70370079, 93826772, 140740158, 281480316]

約数ペア:

[(1, 281480316), (2, 140740158), (3, 93826772), (4, 70370079), (6, 46913386), (12, 23456693), (13, 21652332), (26, 10826166), (39, 7217444), (52, 5413083), (78, 3608722), (156, 1804361), (169, 1665564), (338, 832782), (507, 555188), (676, 416391), (1014, 277594), (2028, 138797)]