397344856

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{10753}}^1$

素因数の和:10939

約数の個数: 32

約数和(自身を含む): 774288000

約数和(自身を除く): 376943144

約数列:

[1, 2, 4, 8, 31, 62, 124, 149, 248, 298, 596, 1192, 4619, 9238, 10753, 18476, 21506, 36952, 43012, 86024, 333343, 666686, 1333372, 1602197, 2666744, 3204394, 6408788, 12817576, 49668107, 99336214, 198672428, 397344856]

約数ペア:

[(1, 397344856), (2, 198672428), (4, 99336214), (8, 49668107), (31, 12817576), (62, 6408788), (124, 3204394), (149, 2666744), (248, 1602197), (298, 1333372), (596, 666686), (1192, 333343), (4619, 86024), (9238, 43012), (10753, 36952), (18476, 21506)]