25561731

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{233}}^1$

素因数の和:375

約数の個数: 32

約数和(自身を含む): 38525760

約数和(自身を除く): 12964029

約数列:

[1, 3, 13, 29, 39, 87, 97, 233, 291, 377, 699, 1131, 1261, 2813, 3029, 3783, 6757, 8439, 9087, 20271, 22601, 36569, 67803, 87841, 109707, 263523, 293813, 655429, 881439, 1966287, 8520577, 25561731]

約数ペア:

[(1, 25561731), (3, 8520577), (13, 1966287), (29, 881439), (39, 655429), (87, 293813), (97, 263523), (233, 109707), (291, 87841), (377, 67803), (699, 36569), (1131, 22601), (1261, 20271), (2813, 9087), (3029, 8439), (3783, 6757)]