400974597

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{313}}^1\times {\mathrm{2791}}^1$

素因数の和:3130

約数の個数: 32

約数和(自身を含む): 631215360

約数和(自身を除く): 230240763

約数列:

[1, 3, 9, 17, 27, 51, 153, 313, 459, 939, 2791, 2817, 5321, 8373, 8451, 15963, 25119, 47447, 47889, 75357, 142341, 143667, 427023, 873583, 1281069, 2620749, 7862247, 14850911, 23586741, 44552733, 133658199, 400974597]

約数ペア:

[(1, 400974597), (3, 133658199), (9, 44552733), (17, 23586741), (27, 14850911), (51, 7862247), (153, 2620749), (313, 1281069), (459, 873583), (939, 427023), (2791, 143667), (2817, 142341), (5321, 75357), (8373, 47889), (8451, 47447), (15963, 25119)]