154559745

素因数分解:

$3^4\times 5^1\times {\mathrm{381629}}^1$

素因数の和:381646

約数の個数: 20

約数和(自身を含む): 277063380

約数和(自身を除く): 122503635

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 381629, 1144887, 1908145, 3434661, 5724435, 10303983, 17173305, 30911949, 51519915, 154559745]

約数ペア:

[(1, 154559745), (3, 51519915), (5, 30911949), (9, 17173305), (15, 10303983), (27, 5724435), (45, 3434661), (81, 1908145), (135, 1144887), (405, 381629)]