18477225

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{6317}}^1$

素因数の和:6346

約数の個数: 36

約数和(自身を含む): 35646156

約数和(自身を除く): 17168931

約数列:

[1, 3, 5, 9, 13, 15, 25, 39, 45, 65, 75, 117, 195, 225, 325, 585, 975, 2925, 6317, 18951, 31585, 56853, 82121, 94755, 157925, 246363, 284265, 410605, 473775, 739089, 1231815, 1421325, 2053025, 3695445, 6159075, 18477225]

約数ペア:

[(1, 18477225), (3, 6159075), (5, 3695445), (9, 2053025), (13, 1421325), (15, 1231815), (25, 739089), (39, 473775), (45, 410605), (65, 284265), (75, 246363), (117, 157925), (195, 94755), (225, 82121), (325, 56853), (585, 31585), (975, 18951), (2925, 6317)]