72228291

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{569}}^1$

素因数の和:739

約数の個数: 32

約数和(自身を含む): 108345600

約数和(自身を除く): 36117309

約数列:

[1, 3, 17, 19, 51, 57, 131, 323, 393, 569, 969, 1707, 2227, 2489, 6681, 7467, 9673, 10811, 29019, 32433, 42313, 74539, 126939, 183787, 223617, 551361, 1267163, 1416241, 3801489, 4248723, 24076097, 72228291]

約数ペア:

[(1, 72228291), (3, 24076097), (17, 4248723), (19, 3801489), (51, 1416241), (57, 1267163), (131, 551361), (323, 223617), (393, 183787), (569, 126939), (969, 74539), (1707, 42313), (2227, 32433), (2489, 29019), (6681, 10811), (7467, 9673)]