69689490

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{178691}}^1$

素因数の和:178714

約数の個数: 32

約数和(自身を含む): 180121536

約数和(自身を除く): 110432046

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 178691, 357382, 536073, 893455, 1072146, 1786910, 2322983, 2680365, 4645966, 5360730, 6968949, 11614915, 13937898, 23229830, 34844745, 69689490]

約数ペア:

[(1, 69689490), (2, 34844745), (3, 23229830), (5, 13937898), (6, 11614915), (10, 6968949), (13, 5360730), (15, 4645966), (26, 2680365), (30, 2322983), (39, 1786910), (65, 1072146), (78, 893455), (130, 536073), (195, 357382), (390, 178691)]