8898981

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{881}}^1$

素因数の和:941

約数の個数: 32

約数和(自身を含む): 15015168

約数和(自身を除く): 6116187

約数列:

[1, 3, 7, 13, 21, 37, 39, 91, 111, 259, 273, 481, 777, 881, 1443, 2643, 3367, 6167, 10101, 11453, 18501, 32597, 34359, 80171, 97791, 228179, 240513, 423761, 684537, 1271283, 2966327, 8898981]

約数ペア:

[(1, 8898981), (3, 2966327), (7, 1271283), (13, 684537), (21, 423761), (37, 240513), (39, 228179), (91, 97791), (111, 80171), (259, 34359), (273, 32597), (481, 18501), (777, 11453), (881, 10101), (1443, 6167), (2643, 3367)]