261540866

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{653}}^1\times {\mathrm{8707}}^1$

素因数の和:9385

約数の個数: 16

約数和(自身を含む): 410042304

約数和(自身を除く): 148501438

約数列:

[1, 2, 23, 46, 653, 1306, 8707, 15019, 17414, 30038, 200261, 400522, 5685671, 11371342, 130770433, 261540866]

約数ペア:

[(1, 261540866), (2, 130770433), (23, 11371342), (46, 5685671), (653, 400522), (1306, 200261), (8707, 30038), (15019, 17414)]