2161411884

素因数分解:

$2^2\times 3^3\times {\mathrm{31}}^1\times {\mathrm{645583}}^1$

素因数の和:645627

約数の個数: 48

約数和(自身を含む): 5784432640

約数和(自身を除く): 3623020756

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 31, 36, 54, 62, 93, 108, 124, 186, 279, 372, 558, 837, 1116, 1674, 3348, 645583, 1291166, 1936749, 2582332, 3873498, 5810247, 7746996, 11620494, 17430741, 20013073, 23240988, 34861482, 40026146, 60039219, 69722964, 80052292, 120078438, 180117657, 240156876, 360235314, 540352971, 720470628, 1080705942, 2161411884]

約数ペア:

[(1, 2161411884), (2, 1080705942), (3, 720470628), (4, 540352971), (6, 360235314), (9, 240156876), (12, 180117657), (18, 120078438), (27, 80052292), (31, 69722964), (36, 60039219), (54, 40026146), (62, 34861482), (93, 23240988), (108, 20013073), (124, 17430741), (186, 11620494), (279, 7746996), (372, 5810247), (558, 3873498), (837, 2582332), (1116, 1936749), (1674, 1291166), (3348, 645583)]