17328735

素因数分解:

$3^4\times 5^1\times {\mathrm{42787}}^1$

素因数の和:42804

約数の個数: 20

約数和(自身を含む): 31064088

約数和(自身を除く): 13735353

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 42787, 128361, 213935, 385083, 641805, 1155249, 1925415, 3465747, 5776245, 17328735]

約数ペア:

[(1, 17328735), (3, 5776245), (5, 3465747), (9, 1925415), (15, 1155249), (27, 641805), (45, 385083), (81, 213935), (135, 128361), (405, 42787)]