25906395

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{1231}}^1$

素因数の和:1323

約数の個数: 32

約数和(自身を含む): 43997184

約数和(自身を除く): 18090789

約数列:

[1, 3, 5, 15, 23, 61, 69, 115, 183, 305, 345, 915, 1231, 1403, 3693, 4209, 6155, 7015, 18465, 21045, 28313, 75091, 84939, 141565, 225273, 375455, 424695, 1126365, 1727093, 5181279, 8635465, 25906395]

約数ペア:

[(1, 25906395), (3, 8635465), (5, 5181279), (15, 1727093), (23, 1126365), (61, 424695), (69, 375455), (115, 225273), (183, 141565), (305, 84939), (345, 75091), (915, 28313), (1231, 21045), (1403, 18465), (3693, 7015), (4209, 6155)]