12857013

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{79}}^1\times {\mathrm{107}}^1$

素因数の和:218

約数の個数: 36

約数和(自身を含む): 20554560

約数和(自身を除く): 7697547

約数列:

[1, 3, 9, 13, 39, 79, 107, 117, 169, 237, 321, 507, 711, 963, 1027, 1391, 1521, 3081, 4173, 8453, 9243, 12519, 13351, 18083, 25359, 40053, 54249, 76077, 109889, 120159, 162747, 329667, 989001, 1428557, 4285671, 12857013]

約数ペア:

[(1, 12857013), (3, 4285671), (9, 1428557), (13, 989001), (39, 329667), (79, 162747), (107, 120159), (117, 109889), (169, 76077), (237, 54249), (321, 40053), (507, 25359), (711, 18083), (963, 13351), (1027, 12519), (1391, 9243), (1521, 8453), (3081, 4173)]