12878481

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{283}}^1$

素因数の和:501

約数の個数: 32

約数和(自身を含む): 21593088

約数和(自身を除く): 8714607

約数列:

[1, 3, 7, 11, 21, 33, 77, 197, 231, 283, 591, 849, 1379, 1981, 2167, 3113, 4137, 5943, 6501, 9339, 15169, 21791, 45507, 55751, 65373, 167253, 390257, 613261, 1170771, 1839783, 4292827, 12878481]

約数ペア:

[(1, 12878481), (3, 4292827), (7, 1839783), (11, 1170771), (21, 613261), (33, 390257), (77, 167253), (197, 65373), (231, 55751), (283, 45507), (591, 21791), (849, 15169), (1379, 9339), (1981, 6501), (2167, 5943), (3113, 4137)]