12911481

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{337}}^1$

素因数の和:403

約数の個数: 40

約数和(自身を含む): 21594144

約数和(自身を除く): 8682663

約数列:

[1, 3, 9, 11, 27, 33, 43, 81, 99, 129, 297, 337, 387, 473, 891, 1011, 1161, 1419, 3033, 3483, 3707, 4257, 9099, 11121, 12771, 14491, 27297, 33363, 38313, 43473, 100089, 130419, 159401, 300267, 391257, 478203, 1173771, 1434609, 4303827, 12911481]

約数ペア:

[(1, 12911481), (3, 4303827), (9, 1434609), (11, 1173771), (27, 478203), (33, 391257), (43, 300267), (81, 159401), (99, 130419), (129, 100089), (297, 43473), (337, 38313), (387, 33363), (473, 27297), (891, 14491), (1011, 12771), (1161, 11121), (1419, 9099), (3033, 4257), (3483, 3707)]