1440879999

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{647}}^1\times {\mathrm{3359}}^1$

素因数の和:4039

約数の個数: 32

約数和(自身を含む): 2194698240

約数和(自身を除く): 753818241

約数列:

[1, 3, 13, 17, 39, 51, 221, 647, 663, 1941, 3359, 8411, 10077, 10999, 25233, 32997, 43667, 57103, 131001, 142987, 171309, 428961, 742339, 2173273, 2227017, 6519819, 28252549, 36945641, 84757647, 110836923, 480293333, 1440879999]

約数ペア:

[(1, 1440879999), (3, 480293333), (13, 110836923), (17, 84757647), (39, 36945641), (51, 28252549), (221, 6519819), (647, 2227017), (663, 2173273), (1941, 742339), (3359, 428961), (8411, 171309), (10077, 142987), (10999, 131001), (25233, 57103), (32997, 43667)]