42186915

素因数分解:

$3^2\times 5^1\times {\mathrm{173}}^1\times {\mathrm{5419}}^1$

素因数の和:5603

約数の個数: 24

約数和(自身を含む): 73560240

約数和(自身を除く): 31373325

約数列:

[1, 3, 5, 9, 15, 45, 173, 519, 865, 1557, 2595, 5419, 7785, 16257, 27095, 48771, 81285, 243855, 937487, 2812461, 4687435, 8437383, 14062305, 42186915]

約数ペア:

[(1, 42186915), (3, 14062305), (5, 8437383), (9, 4687435), (15, 2812461), (45, 937487), (173, 243855), (519, 81285), (865, 48771), (1557, 27095), (2595, 16257), (5419, 7785)]