8393190

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{21521}}^1$

素因数の和:21544

約数の個数: 32

約数和(自身を含む): 21694176

約数和(自身を除く): 13300986

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 21521, 43042, 64563, 107605, 129126, 215210, 279773, 322815, 559546, 645630, 839319, 1398865, 1678638, 2797730, 4196595, 8393190]

約数ペア:

[(1, 8393190), (2, 4196595), (3, 2797730), (5, 1678638), (6, 1398865), (10, 839319), (13, 645630), (15, 559546), (26, 322815), (30, 279773), (39, 215210), (65, 129126), (78, 107605), (130, 64563), (195, 43042), (390, 21521)]