1258752765

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{113}}^1\times {\mathrm{20071}}^1$

素因数の和:20229

約数の個数: 32

約数和(自身を含む): 2086845696

約数和(自身を除く): 828092931

約数列:

[1, 3, 5, 15, 37, 111, 113, 185, 339, 555, 565, 1695, 4181, 12543, 20071, 20905, 60213, 62715, 100355, 301065, 742627, 2227881, 2268023, 3713135, 6804069, 11139405, 11340115, 34020345, 83916851, 251750553, 419584255, 1258752765]

約数ペア:

[(1, 1258752765), (3, 419584255), (5, 251750553), (15, 83916851), (37, 34020345), (111, 11340115), (113, 11139405), (185, 6804069), (339, 3713135), (555, 2268023), (565, 2227881), (1695, 742627), (4181, 301065), (12543, 100355), (20071, 62715), (20905, 60213)]