64728459

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{8803}}^1$

素因数の和:8871

約数の個数: 24

約数和(自身を含む): 100717760

約数和(自身を除く): 35989301

約数列:

[1, 3, 9, 19, 43, 57, 129, 171, 387, 817, 2451, 7353, 8803, 26409, 79227, 167257, 378529, 501771, 1135587, 1505313, 3406761, 7192051, 21576153, 64728459]

約数ペア:

[(1, 64728459), (3, 21576153), (9, 7192051), (19, 3406761), (43, 1505313), (57, 1135587), (129, 501771), (171, 378529), (387, 167257), (817, 79227), (2451, 26409), (7353, 8803)]