61257855

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{353}}^1\times {\mathrm{503}}^1$

素因数の和:887

約数の個数: 32

約数和(自身を含む): 102767616

約数和(自身を除く): 41509761

約数列:

[1, 3, 5, 15, 23, 69, 115, 345, 353, 503, 1059, 1509, 1765, 2515, 5295, 7545, 8119, 11569, 24357, 34707, 40595, 57845, 121785, 173535, 177559, 532677, 887795, 2663385, 4083857, 12251571, 20419285, 61257855]

約数ペア:

[(1, 61257855), (3, 20419285), (5, 12251571), (15, 4083857), (23, 2663385), (69, 887795), (115, 532677), (345, 177559), (353, 173535), (503, 121785), (1059, 57845), (1509, 40595), (1765, 34707), (2515, 24357), (5295, 11569), (7545, 8119)]