649951458

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{32423}}^1$

素因数の和:32698

約数の個数: 32

約数和(自身を含む): 1405385856

約数和(自身を除く): 755434398

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 257, 514, 771, 1542, 3341, 6682, 10023, 20046, 32423, 64846, 97269, 194538, 421499, 842998, 1264497, 2528994, 8332711, 16665422, 24998133, 49996266, 108325243, 216650486, 324975729, 649951458]

約数ペア:

[(1, 649951458), (2, 324975729), (3, 216650486), (6, 108325243), (13, 49996266), (26, 24998133), (39, 16665422), (78, 8332711), (257, 2528994), (514, 1264497), (771, 842998), (1542, 421499), (3341, 194538), (6682, 97269), (10023, 64846), (20046, 32423)]