256818926

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{877}}^1\times {\mathrm{1609}}^1$

素因数の和:2508

約数の個数: 32

約数和(自身を含む): 474962880

約数和(自身を除く): 218143954

約数列:

[1, 2, 7, 13, 14, 26, 91, 182, 877, 1609, 1754, 3218, 6139, 11263, 11401, 12278, 20917, 22526, 22802, 41834, 79807, 146419, 159614, 292838, 1411093, 2822186, 9877651, 18344209, 19755302, 36688418, 128409463, 256818926]

約数ペア:

[(1, 256818926), (2, 128409463), (7, 36688418), (13, 19755302), (14, 18344209), (26, 9877651), (91, 2822186), (182, 1411093), (877, 292838), (1609, 159614), (1754, 146419), (3218, 79807), (6139, 41834), (11263, 22802), (11401, 22526), (12278, 20917)]