71847416

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{317}}^1\times {\mathrm{691}}^1$

素因数の和:1055

約数の個数: 32

約数和(自身を含む): 138635280

約数和(自身を除く): 66787864

約数列:

[1, 2, 4, 8, 41, 82, 164, 317, 328, 634, 691, 1268, 1382, 2536, 2764, 5528, 12997, 25994, 28331, 51988, 56662, 103976, 113324, 219047, 226648, 438094, 876188, 1752376, 8980927, 17961854, 35923708, 71847416]

約数ペア:

[(1, 71847416), (2, 35923708), (4, 17961854), (8, 8980927), (41, 1752376), (82, 876188), (164, 438094), (317, 226648), (328, 219047), (634, 113324), (691, 103976), (1268, 56662), (1382, 51988), (2536, 28331), (2764, 25994), (5528, 12997)]