12981903

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{227}}^1\times {\mathrm{1733}}^1$

素因数の和:1974

約数の個数: 16

約数和(自身を含む): 18976896

約数和(自身を除く): 5994993

約数列:

[1, 3, 11, 33, 227, 681, 1733, 2497, 5199, 7491, 19063, 57189, 393391, 1180173, 4327301, 12981903]

約数ペア:

[(1, 12981903), (3, 4327301), (11, 1180173), (33, 393391), (227, 57189), (681, 19063), (1733, 7491), (2497, 5199)]