7457190

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19121}}^1$

素因数の和:19144

約数の個数: 32

約数和(自身を含む): 19274976

約数和(自身を除く): 11817786

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 19121, 38242, 57363, 95605, 114726, 191210, 248573, 286815, 497146, 573630, 745719, 1242865, 1491438, 2485730, 3728595, 7457190]

約数ペア:

[(1, 7457190), (2, 3728595), (3, 2485730), (5, 1491438), (6, 1242865), (10, 745719), (13, 573630), (15, 497146), (26, 286815), (30, 248573), (39, 191210), (65, 114726), (78, 95605), (130, 57363), (195, 38242), (390, 19121)]