72017104978

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{401}}^1\times {\mathrm{986779}}^1$

素因数の和:987202

約数の個数: 32

約数和(自身を含む): 133286348160

約数和(自身を除く): 61269243182

約数列:

[1, 2, 7, 13, 14, 26, 91, 182, 401, 802, 2807, 5213, 5614, 10426, 36491, 72982, 986779, 1973558, 6907453, 12828127, 13814906, 25656254, 89796889, 179593778, 395698379, 791396758, 2769888653, 5144078927, 5539777306, 10288157854, 36008552489, 72017104978]

約数ペア:

[(1, 72017104978), (2, 36008552489), (7, 10288157854), (13, 5539777306), (14, 5144078927), (26, 2769888653), (91, 791396758), (182, 395698379), (401, 179593778), (802, 89796889), (2807, 25656254), (5213, 13814906), (5614, 12828127), (10426, 6907453), (36491, 1973558), (72982, 986779)]