25577955

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1901}}^1$

素因数の和:1948

約数の個数: 48

約数和(自身を含む): 49847616

約数和(自身を除く): 24269661

約数列:

[1, 3, 5, 9, 13, 15, 23, 39, 45, 65, 69, 115, 117, 195, 207, 299, 345, 585, 897, 1035, 1495, 1901, 2691, 4485, 5703, 9505, 13455, 17109, 24713, 28515, 43723, 74139, 85545, 123565, 131169, 218615, 222417, 370695, 393507, 568399, 655845, 1112085, 1705197, 1967535, 2841995, 5115591, 8525985, 25577955]

約数ペア:

[(1, 25577955), (3, 8525985), (5, 5115591), (9, 2841995), (13, 1967535), (15, 1705197), (23, 1112085), (39, 655845), (45, 568399), (65, 393507), (69, 370695), (115, 222417), (117, 218615), (195, 131169), (207, 123565), (299, 85545), (345, 74139), (585, 43723), (897, 28515), (1035, 24713), (1495, 17109), (1901, 13455), (2691, 9505), (4485, 5703)]