54540225

素因数分解:

$3^2\times 5^2\times {\mathrm{223}}^1\times {\mathrm{1087}}^1$

素因数の和:1326

約数の個数: 36

約数和(自身を含む): 98215936

約数和(自身を除く): 43675711

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 223, 225, 669, 1087, 1115, 2007, 3261, 3345, 5435, 5575, 9783, 10035, 16305, 16725, 27175, 48915, 50175, 81525, 242401, 244575, 727203, 1212005, 2181609, 3636015, 6060025, 10908045, 18180075, 54540225]

約数ペア:

[(1, 54540225), (3, 18180075), (5, 10908045), (9, 6060025), (15, 3636015), (25, 2181609), (45, 1212005), (75, 727203), (223, 244575), (225, 242401), (669, 81525), (1087, 50175), (1115, 48915), (2007, 27175), (3261, 16725), (3345, 16305), (5435, 10035), (5575, 9783)]