254978164

素因数分解:

$2^2\times 7^2\times {\mathrm{673}}^1\times {\mathrm{1933}}^1$

素因数の和:2624

約数の個数: 36

約数和(自身を含む): 520102884

約数和(自身を除く): 265124720

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 673, 1346, 1933, 2692, 3866, 4711, 7732, 9422, 13531, 18844, 27062, 32977, 54124, 65954, 94717, 131908, 189434, 378868, 1300909, 2601818, 5203636, 9106363, 18212726, 36425452, 63744541, 127489082, 254978164]

約数ペア:

[(1, 254978164), (2, 127489082), (4, 63744541), (7, 36425452), (14, 18212726), (28, 9106363), (49, 5203636), (98, 2601818), (196, 1300909), (673, 378868), (1346, 189434), (1933, 131908), (2692, 94717), (3866, 65954), (4711, 54124), (7732, 32977), (9422, 27062), (13531, 18844)]