15331225

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{293}}^1$

素因数の和:346

約数の個数: 48

約数和(自身を含む): 24498432

約数和(自身を除く): 9167207

約数列:

[1, 5, 7, 13, 23, 25, 35, 65, 91, 115, 161, 175, 293, 299, 325, 455, 575, 805, 1465, 1495, 2051, 2093, 2275, 3809, 4025, 6739, 7325, 7475, 10255, 10465, 19045, 26663, 33695, 47173, 51275, 52325, 87607, 95225, 133315, 168475, 235865, 438035, 613249, 666575, 1179325, 2190175, 3066245, 15331225]

約数ペア:

[(1, 15331225), (5, 3066245), (7, 2190175), (13, 1179325), (23, 666575), (25, 613249), (35, 438035), (65, 235865), (91, 168475), (115, 133315), (161, 95225), (175, 87607), (293, 52325), (299, 51275), (325, 47173), (455, 33695), (575, 26663), (805, 19045), (1465, 10465), (1495, 10255), (2051, 7475), (2093, 7325), (2275, 6739), (3809, 4025)]