321887925

素因数分解:

$3^4\times 5^2\times {\mathrm{41}}^1\times {\mathrm{3877}}^1$

素因数の和:3940

約数の個数: 60

約数和(自身を含む): 610947876

約数和(自身を除く): 289059951

約数列:

[1, 3, 5, 9, 15, 25, 27, 41, 45, 75, 81, 123, 135, 205, 225, 369, 405, 615, 675, 1025, 1107, 1845, 2025, 3075, 3321, 3877, 5535, 9225, 11631, 16605, 19385, 27675, 34893, 58155, 83025, 96925, 104679, 158957, 174465, 290775, 314037, 476871, 523395, 794785, 872325, 1430613, 1570185, 2384355, 2616975, 3973925, 4291839, 7153065, 7850925, 11921775, 12875517, 21459195, 35765325, 64377585, 107295975, 321887925]

約数ペア:

[(1, 321887925), (3, 107295975), (5, 64377585), (9, 35765325), (15, 21459195), (25, 12875517), (27, 11921775), (41, 7850925), (45, 7153065), (75, 4291839), (81, 3973925), (123, 2616975), (135, 2384355), (205, 1570185), (225, 1430613), (369, 872325), (405, 794785), (615, 523395), (675, 476871), (1025, 314037), (1107, 290775), (1845, 174465), (2025, 158957), (3075, 104679), (3321, 96925), (3877, 83025), (5535, 58155), (9225, 34893), (11631, 27675), (16605, 19385)]