254269731

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{163}}^1\times {\mathrm{419}}^1$

素因数の和:675

約数の個数: 32

約数和(自身を含む): 366992640

約数和(自身を除く): 112722909

約数列:

[1, 3, 17, 51, 73, 163, 219, 419, 489, 1241, 1257, 2771, 3723, 7123, 8313, 11899, 21369, 30587, 35697, 68297, 91761, 202283, 204891, 519979, 606849, 1161049, 1559937, 3483147, 4985681, 14957043, 84756577, 254269731]

約数ペア:

[(1, 254269731), (3, 84756577), (17, 14957043), (51, 4985681), (73, 3483147), (163, 1559937), (219, 1161049), (419, 606849), (489, 519979), (1241, 204891), (1257, 202283), (2771, 91761), (3723, 68297), (7123, 35697), (8313, 30587), (11899, 21369)]