78209601

素因数分解:

$3^1\times {\mathrm{37}}^2\times {\mathrm{137}}^1\times {\mathrm{139}}^1$

素因数の和:353

約数の個数: 24

約数和(自身を含む): 108732960

約数和(自身を除く): 30523359

約数列:

[1, 3, 37, 111, 137, 139, 411, 417, 1369, 4107, 5069, 5143, 15207, 15429, 19043, 57129, 187553, 190291, 562659, 570873, 704591, 2113773, 26069867, 78209601]

約数ペア:

[(1, 78209601), (3, 26069867), (37, 2113773), (111, 704591), (137, 570873), (139, 562659), (411, 190291), (417, 187553), (1369, 57129), (4107, 19043), (5069, 15429), (5143, 15207)]