1661751742

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{39791}}^1$

素因数の和:39976

約数の個数: 32

約数和(自身を含む): 3017825280

約数和(自身を除く): 1356073538

約数列:

[1, 2, 7, 14, 19, 38, 133, 157, 266, 314, 1099, 2198, 2983, 5966, 20881, 39791, 41762, 79582, 278537, 557074, 756029, 1512058, 5292203, 6247187, 10584406, 12494374, 43730309, 87460618, 118696553, 237393106, 830875871, 1661751742]

約数ペア:

[(1, 1661751742), (2, 830875871), (7, 237393106), (14, 118696553), (19, 87460618), (38, 43730309), (133, 12494374), (157, 10584406), (266, 6247187), (314, 5292203), (1099, 1512058), (2198, 756029), (2983, 557074), (5966, 278537), (20881, 79582), (39791, 41762)]