29420415

素因数分解:

$3^4\times 5^1\times {\mathrm{72643}}^1$

素因数の和:72660

約数の個数: 20

約数和(自身を含む): 52739544

約数和(自身を除く): 23319129

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 72643, 217929, 363215, 653787, 1089645, 1961361, 3268935, 5884083, 9806805, 29420415]

約数ペア:

[(1, 29420415), (3, 9806805), (5, 5884083), (9, 3268935), (15, 1961361), (27, 1089645), (45, 653787), (81, 363215), (135, 217929), (405, 72643)]