53840816

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{563}}^1$

素因数の和:753

約数の個数: 40

約数和(自身を含む): 107701440

約数和(自身を除く): 53860624

約数列:

[1, 2, 4, 8, 16, 43, 86, 139, 172, 278, 344, 556, 563, 688, 1112, 1126, 2224, 2252, 4504, 5977, 9008, 11954, 23908, 24209, 47816, 48418, 78257, 95632, 96836, 156514, 193672, 313028, 387344, 626056, 1252112, 3365051, 6730102, 13460204, 26920408, 53840816]

約数ペア:

[(1, 53840816), (2, 26920408), (4, 13460204), (8, 6730102), (16, 3365051), (43, 1252112), (86, 626056), (139, 387344), (172, 313028), (278, 193672), (344, 156514), (556, 96836), (563, 95632), (688, 78257), (1112, 48418), (1126, 47816), (2224, 24209), (2252, 23908), (4504, 11954), (5977, 9008)]