71378986

素因数分解:

$2^1\times 7^3\times {\mathrm{67}}^1\times {\mathrm{1553}}^1$

素因数の和:1643

約数の個数: 32

約数和(自身を含む): 126806400

約数和(自身を除く): 55427414

約数列:

[1, 2, 7, 14, 49, 67, 98, 134, 343, 469, 686, 938, 1553, 3106, 3283, 6566, 10871, 21742, 22981, 45962, 76097, 104051, 152194, 208102, 532679, 728357, 1065358, 1456714, 5098499, 10196998, 35689493, 71378986]

約数ペア:

[(1, 71378986), (2, 35689493), (7, 10196998), (14, 5098499), (49, 1456714), (67, 1065358), (98, 728357), (134, 532679), (343, 208102), (469, 152194), (686, 104051), (938, 76097), (1553, 45962), (3106, 22981), (3283, 21742), (6566, 10871)]