72809991

素因数分解:

$3^2\times {\mathrm{101}}^1\times {\mathrm{173}}^1\times {\mathrm{463}}^1$

素因数の和:743

約数の個数: 24

約数和(自身を含む): 107055936

約数和(自身を除く): 34245945

約数列:

[1, 3, 9, 101, 173, 303, 463, 519, 909, 1389, 1557, 4167, 17473, 46763, 52419, 80099, 140289, 157257, 240297, 420867, 720891, 8089999, 24269997, 72809991]

約数ペア:

[(1, 72809991), (3, 24269997), (9, 8089999), (101, 720891), (173, 420867), (303, 240297), (463, 157257), (519, 140289), (909, 80099), (1389, 52419), (1557, 46763), (4167, 17473)]