251008038

素因数分解:

$2^1\times 3^3\times {\mathrm{491}}^1\times {\mathrm{9467}}^1$

素因数の和:9969

約数の個数: 32

約数和(自身を含む): 558990720

約数和(自身を除く): 307982682

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 491, 982, 1473, 2946, 4419, 8838, 9467, 13257, 18934, 26514, 28401, 56802, 85203, 170406, 255609, 511218, 4648297, 9296594, 13944891, 27889782, 41834673, 83669346, 125504019, 251008038]

約数ペア:

[(1, 251008038), (2, 125504019), (3, 83669346), (6, 41834673), (9, 27889782), (18, 13944891), (27, 9296594), (54, 4648297), (491, 511218), (982, 255609), (1473, 170406), (2946, 85203), (4419, 56802), (8838, 28401), (9467, 26514), (13257, 18934)]