28317885

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{1483}}^1$

素因数の和:1577

約数の個数: 32

約数和(自身を含む): 48437760

約数和(自身を除く): 20119875

約数列:

[1, 3, 5, 15, 19, 57, 67, 95, 201, 285, 335, 1005, 1273, 1483, 3819, 4449, 6365, 7415, 19095, 22245, 28177, 84531, 99361, 140885, 298083, 422655, 496805, 1490415, 1887859, 5663577, 9439295, 28317885]

約数ペア:

[(1, 28317885), (3, 9439295), (5, 5663577), (15, 1887859), (19, 1490415), (57, 496805), (67, 422655), (95, 298083), (201, 140885), (285, 99361), (335, 84531), (1005, 28177), (1273, 22245), (1483, 19095), (3819, 7415), (4449, 6365)]