12400227

素因数分解:

$3^2\times 7^1\times {\mathrm{149}}^1\times {\mathrm{1321}}^1$

素因数の和:1483

約数の個数: 24

約数和(自身を含む): 20623200

約数和(自身を除く): 8222973

約数列:

[1, 3, 7, 9, 21, 63, 149, 447, 1043, 1321, 1341, 3129, 3963, 9247, 9387, 11889, 27741, 83223, 196829, 590487, 1377803, 1771461, 4133409, 12400227]

約数ペア:

[(1, 12400227), (3, 4133409), (7, 1771461), (9, 1377803), (21, 590487), (63, 196829), (149, 83223), (447, 27741), (1043, 11889), (1321, 9387), (1341, 9247), (3129, 3963)]