13137015

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^2\times {\mathrm{521}}^1$

素因数の和:611

約数の個数: 24

約数和(自身を含む): 21585744

約数和(自身を除く): 8448729

約数列:

[1, 3, 5, 15, 41, 123, 205, 521, 615, 1563, 1681, 2605, 5043, 7815, 8405, 21361, 25215, 64083, 106805, 320415, 875801, 2627403, 4379005, 13137015]

約数ペア:

[(1, 13137015), (3, 4379005), (5, 2627403), (15, 875801), (41, 320415), (123, 106805), (205, 64083), (521, 25215), (615, 21361), (1563, 8405), (1681, 7815), (2605, 5043)]