492780990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1263541}}^1$

素因数の和:1263564

約数の個数: 32

約数和(自身を含む): 1273650336

約数和(自身を除く): 780869346

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 1263541, 2527082, 3790623, 6317705, 7581246, 12635410, 16426033, 18953115, 32852066, 37906230, 49278099, 82130165, 98556198, 164260330, 246390495, 492780990]

約数ペア:

[(1, 492780990), (2, 246390495), (3, 164260330), (5, 98556198), (6, 82130165), (10, 49278099), (13, 37906230), (15, 32852066), (26, 18953115), (30, 16426033), (39, 12635410), (65, 7581246), (78, 6317705), (130, 3790623), (195, 2527082), (390, 1263541)]