17561895

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{797}}^1$

素因数の和:931

約数の個数: 32

約数和(自身を含む): 30566592

約数和(自身を除く): 13004697

約数列:

[1, 3, 5, 13, 15, 39, 65, 113, 195, 339, 565, 797, 1469, 1695, 2391, 3985, 4407, 7345, 10361, 11955, 22035, 31083, 51805, 90061, 155415, 270183, 450305, 1170793, 1350915, 3512379, 5853965, 17561895]

約数ペア:

[(1, 17561895), (3, 5853965), (5, 3512379), (13, 1350915), (15, 1170793), (39, 450305), (65, 270183), (113, 155415), (195, 90061), (339, 51805), (565, 31083), (797, 22035), (1469, 11955), (1695, 10361), (2391, 7345), (3985, 4407)]