27311925

素因数分解:

$3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{223}}^1$

素因数の和:330

約数の個数: 48

約数和(自身を含む): 47996928

約数和(自身を除く): 20685003

約数列:

[1, 3, 5, 15, 23, 25, 69, 71, 75, 115, 213, 223, 345, 355, 575, 669, 1065, 1115, 1633, 1725, 1775, 3345, 4899, 5129, 5325, 5575, 8165, 15387, 15833, 16725, 24495, 25645, 40825, 47499, 76935, 79165, 122475, 128225, 237495, 364159, 384675, 395825, 1092477, 1187475, 1820795, 5462385, 9103975, 27311925]

約数ペア:

[(1, 27311925), (3, 9103975), (5, 5462385), (15, 1820795), (23, 1187475), (25, 1092477), (69, 395825), (71, 384675), (75, 364159), (115, 237495), (213, 128225), (223, 122475), (345, 79165), (355, 76935), (575, 47499), (669, 40825), (1065, 25645), (1115, 24495), (1633, 16725), (1725, 15833), (1775, 15387), (3345, 8165), (4899, 5575), (5129, 5325)]