28666212

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{2131}}^1$

素因数の和:2216

約数の個数: 48

約数和(自身を含む): 71635200

約数和(自身を除く): 42968988

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 59, 76, 114, 118, 177, 228, 236, 354, 708, 1121, 2131, 2242, 3363, 4262, 4484, 6393, 6726, 8524, 12786, 13452, 25572, 40489, 80978, 121467, 125729, 161956, 242934, 251458, 377187, 485868, 502916, 754374, 1508748, 2388851, 4777702, 7166553, 9555404, 14333106, 28666212]

約数ペア:

[(1, 28666212), (2, 14333106), (3, 9555404), (4, 7166553), (6, 4777702), (12, 2388851), (19, 1508748), (38, 754374), (57, 502916), (59, 485868), (76, 377187), (114, 251458), (118, 242934), (177, 161956), (228, 125729), (236, 121467), (354, 80978), (708, 40489), (1121, 25572), (2131, 13452), (2242, 12786), (3363, 8524), (4262, 6726), (4484, 6393)]