1248718654

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1\times {\mathrm{191}}^1\times {\mathrm{443}}^1$

素因数の和:840

約数の個数: 32

約数和(自身を含む): 1939562496

約数和(自身を除く): 690843842

約数列:

[1, 2, 47, 94, 157, 191, 314, 382, 443, 886, 7379, 8977, 14758, 17954, 20821, 29987, 41642, 59974, 69551, 84613, 139102, 169226, 1409389, 2818778, 3268897, 3976811, 6537794, 7953622, 13284241, 26568482, 624359327, 1248718654]

約数ペア:

[(1, 1248718654), (2, 624359327), (47, 26568482), (94, 13284241), (157, 7953622), (191, 6537794), (314, 3976811), (382, 3268897), (443, 2818778), (886, 1409389), (7379, 169226), (8977, 139102), (14758, 84613), (17954, 69551), (20821, 59974), (29987, 41642)]