39178165

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{241}}^1$

素因数の和:361

約数の個数: 32

約数和(自身を含む): 52934112

約数和(自身を除く): 13755947

約数列:

[1, 5, 13, 41, 61, 65, 205, 241, 305, 533, 793, 1205, 2501, 2665, 3133, 3965, 9881, 12505, 14701, 15665, 32513, 49405, 73505, 128453, 162565, 191113, 602741, 642265, 955565, 3013705, 7835633, 39178165]

約数ペア:

[(1, 39178165), (5, 7835633), (13, 3013705), (41, 955565), (61, 642265), (65, 602741), (205, 191113), (241, 162565), (305, 128453), (533, 73505), (793, 49405), (1205, 32513), (2501, 15665), (2665, 14701), (3133, 12505), (3965, 9881)]