81073818

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{214481}}^1$

素因数の和:214499

約数の個数: 32

約数和(自身を含む): 205902720

約数和(自身を除く): 124828902

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 214481, 428962, 643443, 1286886, 1501367, 1930329, 3002734, 3860658, 4504101, 5790987, 9008202, 11581974, 13512303, 27024606, 40536909, 81073818]

約数ペア:

[(1, 81073818), (2, 40536909), (3, 27024606), (6, 13512303), (7, 11581974), (9, 9008202), (14, 5790987), (18, 4504101), (21, 3860658), (27, 3002734), (42, 1930329), (54, 1501367), (63, 1286886), (126, 643443), (189, 428962), (378, 214481)]