207958455

素因数分解:

$3^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{25253}}^1$

素因数の和:25328

約数の個数: 32

約数和(自身を含む): 375779520

約数和(自身を除く): 167821065

約数列:

[1, 3, 5, 9, 15, 27, 45, 61, 135, 183, 305, 549, 915, 1647, 2745, 8235, 25253, 75759, 126265, 227277, 378795, 681831, 1136385, 1540433, 3409155, 4621299, 7702165, 13863897, 23106495, 41591691, 69319485, 207958455]

約数ペア:

[(1, 207958455), (3, 69319485), (5, 41591691), (9, 23106495), (15, 13863897), (27, 7702165), (45, 4621299), (61, 3409155), (135, 1540433), (183, 1136385), (305, 681831), (549, 378795), (915, 227277), (1647, 126265), (2745, 75759), (8235, 25253)]