7481187

素因数分解:

$3^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1721}}^1$

素因数の和:1760

約数の個数: 32

約数和(自身を含む): 13224960

約数和(自身を除く): 5743773

約数列:

[1, 3, 7, 9, 21, 23, 27, 63, 69, 161, 189, 207, 483, 621, 1449, 1721, 4347, 5163, 12047, 15489, 36141, 39583, 46467, 108423, 118749, 277081, 325269, 356247, 831243, 1068741, 2493729, 7481187]

約数ペア:

[(1, 7481187), (3, 2493729), (7, 1068741), (9, 831243), (21, 356247), (23, 325269), (27, 277081), (63, 118749), (69, 108423), (161, 46467), (189, 39583), (207, 36141), (483, 15489), (621, 12047), (1449, 5163), (1721, 4347)]