126588015

素因数分解:

$3^4\times 5^1\times {\mathrm{312563}}^1$

素因数の和:312580

約数の個数: 20

約数和(自身を含む): 226921464

約数和(自身を除く): 100333449

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 312563, 937689, 1562815, 2813067, 4688445, 8439201, 14065335, 25317603, 42196005, 126588015]

約数ペア:

[(1, 126588015), (3, 42196005), (5, 25317603), (9, 14065335), (15, 8439201), (27, 4688445), (45, 2813067), (81, 1562815), (135, 937689), (405, 312563)]