54220275

素因数分解:

$3^2\times 5^2\times {\mathrm{397}}^1\times {\mathrm{607}}^1$

素因数の和:1020

約数の個数: 36

約数和(自身を含む): 97519552

約数和(自身を除く): 43299277

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 397, 607, 1191, 1821, 1985, 3035, 3573, 5463, 5955, 9105, 9925, 15175, 17865, 27315, 29775, 45525, 89325, 136575, 240979, 722937, 1204895, 2168811, 3614685, 6024475, 10844055, 18073425, 54220275]

約数ペア:

[(1, 54220275), (3, 18073425), (5, 10844055), (9, 6024475), (15, 3614685), (25, 2168811), (45, 1204895), (75, 722937), (225, 240979), (397, 136575), (607, 89325), (1191, 45525), (1821, 29775), (1985, 27315), (3035, 17865), (3573, 15175), (5463, 9925), (5955, 9105)]