890933974

素因数分解:

$2^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{2887}}^1$

素因数の和:3017

約数の個数: 48

約数和(自身を含む): 1611919872

約数和(自身を除く): 720985898

約数列:

[1, 2, 7, 14, 47, 49, 67, 94, 98, 134, 329, 469, 658, 938, 2303, 2887, 3149, 3283, 4606, 5774, 6298, 6566, 20209, 22043, 40418, 44086, 135689, 141463, 154301, 193429, 271378, 282926, 308602, 386858, 949823, 1354003, 1899646, 2708006, 6648761, 9091163, 9478021, 13297522, 18182326, 18956042, 63638141, 127276282, 445466987, 890933974]

約数ペア:

[(1, 890933974), (2, 445466987), (7, 127276282), (14, 63638141), (47, 18956042), (49, 18182326), (67, 13297522), (94, 9478021), (98, 9091163), (134, 6648761), (329, 2708006), (469, 1899646), (658, 1354003), (938, 949823), (2303, 386858), (2887, 308602), (3149, 282926), (3283, 271378), (4606, 193429), (5774, 154301), (6298, 141463), (6566, 135689), (20209, 44086), (22043, 40418)]