25958439

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{421}}^1$

素因数の和:488

約数の個数: 48

約数和(自身を含む): 44239104

約数和(自身を除く): 18280665

約数列:

[1, 3, 9, 13, 17, 31, 39, 51, 93, 117, 153, 221, 279, 403, 421, 527, 663, 1209, 1263, 1581, 1989, 3627, 3789, 4743, 5473, 6851, 7157, 13051, 16419, 20553, 21471, 39153, 49257, 61659, 64413, 93041, 117459, 169663, 221867, 279123, 508989, 665601, 837369, 1526967, 1996803, 2884271, 8652813, 25958439]

約数ペア:

[(1, 25958439), (3, 8652813), (9, 2884271), (13, 1996803), (17, 1526967), (31, 837369), (39, 665601), (51, 508989), (93, 279123), (117, 221867), (153, 169663), (221, 117459), (279, 93041), (403, 64413), (421, 61659), (527, 49257), (663, 39153), (1209, 21471), (1263, 20553), (1581, 16419), (1989, 13051), (3627, 7157), (3789, 6851), (4743, 5473)]