31192209

素因数分解:

$3^5\times {\mathrm{23}}^1\times {\mathrm{5581}}^1$

素因数の和:5619

約数の個数: 24

約数和(自身を含む): 48764352

約数和(自身を除く): 17572143

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 243, 621, 1863, 5581, 5589, 16743, 50229, 128363, 150687, 385089, 452061, 1155267, 1356183, 3465801, 10397403, 31192209]

約数ペア:

[(1, 31192209), (3, 10397403), (9, 3465801), (23, 1356183), (27, 1155267), (69, 452061), (81, 385089), (207, 150687), (243, 128363), (621, 50229), (1863, 16743), (5581, 5589)]