9998872

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{1217}}^1$

素因数の和:1315

約数の個数: 32

約数和(自身を含む): 20462400

約数和(自身を除く): 10463528

約数列:

[1, 2, 4, 8, 13, 26, 52, 79, 104, 158, 316, 632, 1027, 1217, 2054, 2434, 4108, 4868, 8216, 9736, 15821, 31642, 63284, 96143, 126568, 192286, 384572, 769144, 1249859, 2499718, 4999436, 9998872]

約数ペア:

[(1, 9998872), (2, 4999436), (4, 2499718), (8, 1249859), (13, 769144), (26, 384572), (52, 192286), (79, 126568), (104, 96143), (158, 63284), (316, 31642), (632, 15821), (1027, 9736), (1217, 8216), (2054, 4868), (2434, 4108)]