2788896985

素因数分解:

$5^1\times 7^3\times {\mathrm{307}}^1\times {\mathrm{5297}}^1$

素因数の和:5630

約数の個数: 32

約数和(自身を含む): 3916281600

約数和(自身を除く): 1127384615

約数列:

[1, 5, 7, 35, 49, 245, 307, 343, 1535, 1715, 2149, 5297, 10745, 15043, 26485, 37079, 75215, 105301, 185395, 259553, 526505, 1297765, 1626179, 1816871, 8130895, 9084355, 11383253, 56916265, 79682771, 398413855, 557779397, 2788896985]

約数ペア:

[(1, 2788896985), (5, 557779397), (7, 398413855), (35, 79682771), (49, 56916265), (245, 11383253), (307, 9084355), (343, 8130895), (1535, 1816871), (1715, 1626179), (2149, 1297765), (5297, 526505), (10745, 259553), (15043, 185395), (26485, 105301), (37079, 75215)]