8237190

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{21121}}^1$

素因数の和:21144

約数の個数: 32

約数和(自身を含む): 21290976

約数和(自身を除く): 13053786

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 21121, 42242, 63363, 105605, 126726, 211210, 274573, 316815, 549146, 633630, 823719, 1372865, 1647438, 2745730, 4118595, 8237190]

約数ペア:

[(1, 8237190), (2, 4118595), (3, 2745730), (5, 1647438), (6, 1372865), (10, 823719), (13, 633630), (15, 549146), (26, 316815), (30, 274573), (39, 211210), (65, 126726), (78, 105605), (130, 63363), (195, 42242), (390, 21121)]