131777490

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{337891}}^1$

素因数の和:337914

約数の個数: 32

約数和(自身を含む): 340595136

約数和(自身を除く): 208817646

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 337891, 675782, 1013673, 1689455, 2027346, 3378910, 4392583, 5068365, 8785166, 10136730, 13177749, 21962915, 26355498, 43925830, 65888745, 131777490]

約数ペア:

[(1, 131777490), (2, 65888745), (3, 43925830), (5, 26355498), (6, 21962915), (10, 13177749), (13, 10136730), (15, 8785166), (26, 5068365), (30, 4392583), (39, 3378910), (65, 2027346), (78, 1689455), (130, 1013673), (195, 675782), (390, 337891)]