1247691822

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{238747}}^1$

素因数の和:238832

約数の個数: 32

約数和(自身を含む): 2727457152

約数和(自身を除く): 1479765330

約数列:

[1, 2, 3, 6, 13, 26, 39, 67, 78, 134, 201, 402, 871, 1742, 2613, 5226, 238747, 477494, 716241, 1432482, 3103711, 6207422, 9311133, 15996049, 18622266, 31992098, 47988147, 95976294, 207948637, 415897274, 623845911, 1247691822]

約数ペア:

[(1, 1247691822), (2, 623845911), (3, 415897274), (6, 207948637), (13, 95976294), (26, 47988147), (39, 31992098), (67, 18622266), (78, 15996049), (134, 9311133), (201, 6207422), (402, 3103711), (871, 1432482), (1742, 716241), (2613, 477494), (5226, 238747)]