86871005

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{881}}^1$

素因数の和:977

約数の個数: 32

約数和(自身を含む): 118244448

約数和(自身を除く): 31373443

約数列:

[1, 5, 13, 37, 41, 65, 185, 205, 481, 533, 881, 1517, 2405, 2665, 4405, 7585, 11453, 19721, 32597, 36121, 57265, 98605, 162985, 180605, 423761, 469573, 1336477, 2118805, 2347865, 6682385, 17374201, 86871005]

約数ペア:

[(1, 86871005), (5, 17374201), (13, 6682385), (37, 2347865), (41, 2118805), (65, 1336477), (185, 469573), (205, 423761), (481, 180605), (533, 162985), (881, 98605), (1517, 57265), (2405, 36121), (2665, 32597), (4405, 19721), (7585, 11453)]