2108667785

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{157}}^1\times {\mathrm{1063}}^1$

素因数の和:1270

約数の個数: 48

約数和(自身を含む): 3074432256

約数和(自身を除く): 965764471

約数列:

[1, 5, 7, 19, 35, 95, 133, 157, 361, 665, 785, 1063, 1099, 1805, 2527, 2983, 5315, 5495, 7441, 12635, 14915, 20197, 20881, 37205, 56677, 100985, 104405, 141379, 166891, 283385, 383743, 396739, 706895, 834455, 1168237, 1918715, 1983695, 2686201, 3170929, 5841185, 13431005, 15854645, 22196503, 60247651, 110982515, 301238255, 421733557, 2108667785]

約数ペア:

[(1, 2108667785), (5, 421733557), (7, 301238255), (19, 110982515), (35, 60247651), (95, 22196503), (133, 15854645), (157, 13431005), (361, 5841185), (665, 3170929), (785, 2686201), (1063, 1983695), (1099, 1918715), (1805, 1168237), (2527, 834455), (2983, 706895), (5315, 396739), (5495, 383743), (7441, 283385), (12635, 166891), (14915, 141379), (20197, 104405), (20881, 100985), (37205, 56677)]