31939617

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{373}}^1$

素因数の和:489

約数の個数: 32

約数和(自身を含む): 47824128

約数和(自身を除く): 15884511

約数列:

[1, 3, 17, 23, 51, 69, 73, 219, 373, 391, 1119, 1173, 1241, 1679, 3723, 5037, 6341, 8579, 19023, 25737, 27229, 28543, 81687, 85629, 145843, 437529, 462893, 626267, 1388679, 1878801, 10646539, 31939617]

約数ペア:

[(1, 31939617), (3, 10646539), (17, 1878801), (23, 1388679), (51, 626267), (69, 462893), (73, 437529), (219, 145843), (373, 85629), (391, 81687), (1119, 28543), (1173, 27229), (1241, 25737), (1679, 19023), (3723, 8579), (5037, 6341)]