128399372

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{227}}^1\times {\mathrm{3449}}^1$

素因数の和:3721

約数の個数: 24

約数和(自身を含む): 231260400

約数和(自身を除く): 102861028

約数列:

[1, 2, 4, 41, 82, 164, 227, 454, 908, 3449, 6898, 9307, 13796, 18614, 37228, 141409, 282818, 565636, 782923, 1565846, 3131692, 32099843, 64199686, 128399372]

約数ペア:

[(1, 128399372), (2, 64199686), (4, 32099843), (41, 3131692), (82, 1565846), (164, 782923), (227, 565636), (454, 282818), (908, 141409), (3449, 37228), (6898, 18614), (9307, 13796)]