2780082

素因数分解:

$2^1\times 3^4\times {\mathrm{131}}^2$

素因数の和:276

約数の個数: 30

約数和(自身を含む): 6277359

約数和(自身を除く): 3497277

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 131, 162, 262, 393, 786, 1179, 2358, 3537, 7074, 10611, 17161, 21222, 34322, 51483, 102966, 154449, 308898, 463347, 926694, 1390041, 2780082]

約数ペア:

[(1, 2780082), (2, 1390041), (3, 926694), (6, 463347), (9, 308898), (18, 154449), (27, 102966), (54, 51483), (81, 34322), (131, 21222), (162, 17161), (262, 10611), (393, 7074), (786, 3537), (1179, 2358)]