64477515

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{1697}}^1$

素因数の和:1871

約数の個数: 32

約数和(自身を含む): 110030400

約数和(自身を除く): 45552885

約数列:

[1, 3, 5, 15, 17, 51, 85, 149, 255, 447, 745, 1697, 2235, 2533, 5091, 7599, 8485, 12665, 25455, 28849, 37995, 86547, 144245, 252853, 432735, 758559, 1264265, 3792795, 4298501, 12895503, 21492505, 64477515]

約数ペア:

[(1, 64477515), (3, 21492505), (5, 12895503), (15, 4298501), (17, 3792795), (51, 1264265), (85, 758559), (149, 432735), (255, 252853), (447, 144245), (745, 86547), (1697, 37995), (2235, 28849), (2533, 25455), (5091, 12665), (7599, 8485)]