389088812

素因数分解:

$2^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{64037}}^1$

素因数の和:64086

約数の個数: 36

約数和(自身を含む): 817637184

約数和(自身を除く): 428548372

約数列:

[1, 2, 4, 7, 14, 28, 31, 49, 62, 98, 124, 196, 217, 434, 868, 1519, 3038, 6076, 64037, 128074, 256148, 448259, 896518, 1793036, 1985147, 3137813, 3970294, 6275626, 7940588, 12551252, 13896029, 27792058, 55584116, 97272203, 194544406, 389088812]

約数ペア:

[(1, 389088812), (2, 194544406), (4, 97272203), (7, 55584116), (14, 27792058), (28, 13896029), (31, 12551252), (49, 7940588), (62, 6275626), (98, 3970294), (124, 3137813), (196, 1985147), (217, 1793036), (434, 896518), (868, 448259), (1519, 256148), (3038, 128074), (6076, 64037)]