121520925

素因数分解:

$3^3\times 5^2\times {\mathrm{41}}^1\times {\mathrm{4391}}^1$

素因数の和:4451

約数の個数: 48

約数和(自身を含む): 228735360

約数和(自身を除く): 107214435

約数列:

[1, 3, 5, 9, 15, 25, 27, 41, 45, 75, 123, 135, 205, 225, 369, 615, 675, 1025, 1107, 1845, 3075, 4391, 5535, 9225, 13173, 21955, 27675, 39519, 65865, 109775, 118557, 180031, 197595, 329325, 540093, 592785, 900155, 987975, 1620279, 2700465, 2963925, 4500775, 4860837, 8101395, 13502325, 24304185, 40506975, 121520925]

約数ペア:

[(1, 121520925), (3, 40506975), (5, 24304185), (9, 13502325), (15, 8101395), (25, 4860837), (27, 4500775), (41, 2963925), (45, 2700465), (75, 1620279), (123, 987975), (135, 900155), (205, 592785), (225, 540093), (369, 329325), (615, 197595), (675, 180031), (1025, 118557), (1107, 109775), (1845, 65865), (3075, 39519), (4391, 27675), (5535, 21955), (9225, 13173)]