161440812

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{344959}}^1$

素因数の和:344982

約数の個数: 36

約数和(自身を含む): 439479040

約数和(自身を除く): 278038228

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 344959, 689918, 1034877, 1379836, 2069754, 3104631, 4139508, 4484467, 6209262, 8968934, 12418524, 13453401, 17937868, 26906802, 40360203, 53813604, 80720406, 161440812]

約数ペア:

[(1, 161440812), (2, 80720406), (3, 53813604), (4, 40360203), (6, 26906802), (9, 17937868), (12, 13453401), (13, 12418524), (18, 8968934), (26, 6209262), (36, 4484467), (39, 4139508), (52, 3104631), (78, 2069754), (117, 1379836), (156, 1034877), (234, 689918), (468, 344959)]