26988795

素因数分解:

$3^5\times 5^1\times {\mathrm{97}}^1\times {\mathrm{229}}^1$

素因数の和:346

約数の個数: 48

約数和(自身を含む): 49227360

約数和(自身を除く): 22238565

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 97, 135, 229, 243, 291, 405, 485, 687, 873, 1145, 1215, 1455, 2061, 2619, 3435, 4365, 6183, 7857, 10305, 13095, 18549, 22213, 23571, 30915, 39285, 55647, 66639, 92745, 111065, 117855, 199917, 278235, 333195, 599751, 999585, 1799253, 2998755, 5397759, 8996265, 26988795]

約数ペア:

[(1, 26988795), (3, 8996265), (5, 5397759), (9, 2998755), (15, 1799253), (27, 999585), (45, 599751), (81, 333195), (97, 278235), (135, 199917), (229, 117855), (243, 111065), (291, 92745), (405, 66639), (485, 55647), (687, 39285), (873, 30915), (1145, 23571), (1215, 22213), (1455, 18549), (2061, 13095), (2619, 10305), (3435, 7857), (4365, 6183)]