31215339

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{199}}^1\times {\mathrm{601}}^1$

素因数の和:835

約数の個数: 24

約数和(自身を含む): 46956000

約数和(自身を除く): 15740661

約数列:

[1, 3, 9, 29, 87, 199, 261, 597, 601, 1791, 1803, 5409, 5771, 17313, 17429, 51939, 52287, 119599, 156861, 358797, 1076391, 3468371, 10405113, 31215339]

約数ペア:

[(1, 31215339), (3, 10405113), (9, 3468371), (29, 1076391), (87, 358797), (199, 156861), (261, 119599), (597, 52287), (601, 51939), (1791, 17429), (1803, 17313), (5409, 5771)]