12994947

素因数分解:

$3^2\times 7^2\times {\mathrm{79}}^1\times {\mathrm{373}}^1$

素因数の和:472

約数の個数: 36

約数和(自身を含む): 22170720

約数和(自身を除く): 9175773

約数列:

[1, 3, 7, 9, 21, 49, 63, 79, 147, 237, 373, 441, 553, 711, 1119, 1659, 2611, 3357, 3871, 4977, 7833, 11613, 18277, 23499, 29467, 34839, 54831, 88401, 164493, 206269, 265203, 618807, 1443883, 1856421, 4331649, 12994947]

約数ペア:

[(1, 12994947), (3, 4331649), (7, 1856421), (9, 1443883), (21, 618807), (49, 265203), (63, 206269), (79, 164493), (147, 88401), (237, 54831), (373, 34839), (441, 29467), (553, 23499), (711, 18277), (1119, 11613), (1659, 7833), (2611, 4977), (3357, 3871)]