157044015

素因数分解:

$3^4\times 5^1\times {\mathrm{387763}}^1$

素因数の和:387780

約数の個数: 20

約数和(自身を含む): 281516664

約数和(自身を除く): 124472649

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 387763, 1163289, 1938815, 3489867, 5816445, 10469601, 17449335, 31408803, 52348005, 157044015]

約数ペア:

[(1, 157044015), (3, 52348005), (5, 31408803), (9, 17449335), (15, 10469601), (27, 5816445), (45, 3489867), (81, 1938815), (135, 1163289), (405, 387763)]