42816519

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{647}}^1$

素因数の和:721

約数の個数: 40

約数和(自身を含む): 68999040

約数和(自身を除く): 26182521

約数列:

[1, 3, 9, 19, 27, 43, 57, 81, 129, 171, 387, 513, 647, 817, 1161, 1539, 1941, 2451, 3483, 5823, 7353, 12293, 17469, 22059, 27821, 36879, 52407, 66177, 83463, 110637, 250389, 331911, 528599, 751167, 995733, 1585797, 2253501, 4757391, 14272173, 42816519]

約数ペア:

[(1, 42816519), (3, 14272173), (9, 4757391), (19, 2253501), (27, 1585797), (43, 995733), (57, 751167), (81, 528599), (129, 331911), (171, 250389), (387, 110637), (513, 83463), (647, 66177), (817, 52407), (1161, 36879), (1539, 27821), (1941, 22059), (2451, 17469), (3483, 12293), (5823, 7353)]