221136255

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{289067}}^1$

素因数の和:289095

約数の個数: 24

約数和(自身を含む): 405851472

約数和(自身を除く): 184715217

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 765, 289067, 867201, 1445335, 2601603, 4336005, 4914139, 13008015, 14742417, 24570695, 44227251, 73712085, 221136255]

約数ペア:

[(1, 221136255), (3, 73712085), (5, 44227251), (9, 24570695), (15, 14742417), (17, 13008015), (45, 4914139), (51, 4336005), (85, 2601603), (153, 1445335), (255, 867201), (765, 289067)]