1213302015

素因数分解:

$3^2\times 5^1\times {\mathrm{331}}^1\times {\mathrm{81457}}^1$

素因数の和:81799

約数の個数: 24

約数和(自身を含む): 2109436368

約数和(自身を除く): 896134353

約数列:

[1, 3, 5, 9, 15, 45, 331, 993, 1655, 2979, 4965, 14895, 81457, 244371, 407285, 733113, 1221855, 3665565, 26962267, 80886801, 134811335, 242660403, 404434005, 1213302015]

約数ペア:

[(1, 1213302015), (3, 404434005), (5, 242660403), (9, 134811335), (15, 80886801), (45, 26962267), (331, 3665565), (993, 1221855), (1655, 733113), (2979, 407285), (4965, 244371), (14895, 81457)]