1999291278

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{1741}}^1\times {\mathrm{4451}}^1$

素因数の和:6240

約数の個数: 32

約数和(自身を含む): 4094842752

約数和(自身を除く): 2095551474

約数列:

[1, 2, 3, 6, 43, 86, 129, 258, 1741, 3482, 4451, 5223, 8902, 10446, 13353, 26706, 74863, 149726, 191393, 224589, 382786, 449178, 574179, 1148358, 7749191, 15498382, 23247573, 46495146, 333215213, 666430426, 999645639, 1999291278]

約数ペア:

[(1, 1999291278), (2, 999645639), (3, 666430426), (6, 333215213), (43, 46495146), (86, 23247573), (129, 15498382), (258, 7749191), (1741, 1148358), (3482, 574179), (4451, 449178), (5223, 382786), (8902, 224589), (10446, 191393), (13353, 149726), (26706, 74863)]