284927123

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{181}}^1\times {\mathrm{419}}^1$

素因数の和:647

約数の個数: 24

約数和(自身を含む): 328539120

約数和(自身を除く): 43611997

約数列:

[1, 13, 17, 181, 221, 289, 419, 2353, 3077, 3757, 5447, 7123, 40001, 52309, 75839, 92599, 121091, 680017, 985907, 1289263, 1574183, 16760419, 21917471, 284927123]

約数ペア:

[(1, 284927123), (13, 21917471), (17, 16760419), (181, 1574183), (221, 1289263), (289, 985907), (419, 680017), (2353, 121091), (3077, 92599), (3757, 75839), (5447, 52309), (7123, 40001)]