72137169

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{205519}}^1$

素因数の和:205541

約数の個数: 16

約数和(自身を含む): 115091200

約数和(自身を除く): 42954031

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 205519, 616557, 1849671, 2671747, 5549013, 8015241, 24045723, 72137169]

約数ペア:

[(1, 72137169), (3, 24045723), (9, 8015241), (13, 5549013), (27, 2671747), (39, 1849671), (117, 616557), (351, 205519)]