15506295

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{17}}^2\times {\mathrm{73}}^1$

素因数の和:129

約数の個数: 72

約数和(自身を含む): 31078224

約数和(自身を除く): 15571929

約数列:

[1, 3, 5, 7, 15, 17, 21, 35, 49, 51, 73, 85, 105, 119, 147, 219, 245, 255, 289, 357, 365, 511, 595, 735, 833, 867, 1095, 1241, 1445, 1533, 1785, 2023, 2499, 2555, 3577, 3723, 4165, 4335, 6069, 6205, 7665, 8687, 10115, 10731, 12495, 14161, 17885, 18615, 21097, 26061, 30345, 42483, 43435, 53655, 60809, 63291, 70805, 105485, 130305, 147679, 182427, 212415, 304045, 316455, 443037, 738395, 912135, 1033753, 2215185, 3101259, 5168765, 15506295]

約数ペア:

[(1, 15506295), (3, 5168765), (5, 3101259), (7, 2215185), (15, 1033753), (17, 912135), (21, 738395), (35, 443037), (49, 316455), (51, 304045), (73, 212415), (85, 182427), (105, 147679), (119, 130305), (147, 105485), (219, 70805), (245, 63291), (255, 60809), (289, 53655), (357, 43435), (365, 42483), (511, 30345), (595, 26061), (735, 21097), (833, 18615), (867, 17885), (1095, 14161), (1241, 12495), (1445, 10731), (1533, 10115), (1785, 8687), (2023, 7665), (2499, 6205), (2555, 6069), (3577, 4335), (3723, 4165)]