398996912

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{12941}}^1$

素因数の和:13037

約数の個数: 40

約数和(自身を含む): 808823232

約数和(自身を除く): 409826320

約数列:

[1, 2, 4, 8, 16, 41, 47, 82, 94, 164, 188, 328, 376, 656, 752, 1927, 3854, 7708, 12941, 15416, 25882, 30832, 51764, 103528, 207056, 530581, 608227, 1061162, 1216454, 2122324, 2432908, 4244648, 4865816, 8489296, 9731632, 24937307, 49874614, 99749228, 199498456, 398996912]

約数ペア:

[(1, 398996912), (2, 199498456), (4, 99749228), (8, 49874614), (16, 24937307), (41, 9731632), (47, 8489296), (82, 4865816), (94, 4244648), (164, 2432908), (188, 2122324), (328, 1216454), (376, 1061162), (656, 608227), (752, 530581), (1927, 207056), (3854, 103528), (7708, 51764), (12941, 30832), (15416, 25882)]