1291320456

素因数分解:

$2^3\times 3^1\times {\mathrm{2887}}^1\times {\mathrm{18637}}^1$

素因数の和:21533

約数の個数: 32

約数和(自身を含む): 3229592640

約数和(自身を除く): 1938272184

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 2887, 5774, 8661, 11548, 17322, 18637, 23096, 34644, 37274, 55911, 69288, 74548, 111822, 149096, 223644, 447288, 53805019, 107610038, 161415057, 215220076, 322830114, 430440152, 645660228, 1291320456]

約数ペア:

[(1, 1291320456), (2, 645660228), (3, 430440152), (4, 322830114), (6, 215220076), (8, 161415057), (12, 107610038), (24, 53805019), (2887, 447288), (5774, 223644), (8661, 149096), (11548, 111822), (17322, 74548), (18637, 69288), (23096, 55911), (34644, 37274)]