147221775

素因数分解:

$3^2\times 5^2\times {\mathrm{41}}^1\times {\mathrm{15959}}^1$

素因数の和:16016

約数の個数: 36

約数和(自身を含む): 270138960

約数和(自身を除く): 122917185

約数列:

[1, 3, 5, 9, 15, 25, 41, 45, 75, 123, 205, 225, 369, 615, 1025, 1845, 3075, 9225, 15959, 47877, 79795, 143631, 239385, 398975, 654319, 718155, 1196925, 1962957, 3271595, 3590775, 5888871, 9814785, 16357975, 29444355, 49073925, 147221775]

約数ペア:

[(1, 147221775), (3, 49073925), (5, 29444355), (9, 16357975), (15, 9814785), (25, 5888871), (41, 3590775), (45, 3271595), (75, 1962957), (123, 1196925), (205, 718155), (225, 654319), (369, 398975), (615, 239385), (1025, 143631), (1845, 79795), (3075, 47877), (9225, 15959)]