81588435

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{2221}}^1$

素因数の和:2339

約数の個数: 32

約数和(自身を含む): 136519680

約数和(自身を除く): 54931245

約数列:

[1, 3, 5, 15, 31, 79, 93, 155, 237, 395, 465, 1185, 2221, 2449, 6663, 7347, 11105, 12245, 33315, 36735, 68851, 175459, 206553, 344255, 526377, 877295, 1032765, 2631885, 5439229, 16317687, 27196145, 81588435]

約数ペア:

[(1, 81588435), (3, 27196145), (5, 16317687), (15, 5439229), (31, 2631885), (79, 1032765), (93, 877295), (155, 526377), (237, 344255), (395, 206553), (465, 175459), (1185, 68851), (2221, 36735), (2449, 33315), (6663, 12245), (7347, 11105)]