128747542

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{313}}^1\times {\mathrm{2671}}^1$

素因数の和:3004

約数の個数: 32

約数和(自身を含む): 241634304

約数和(自身を除く): 112886762

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 313, 626, 2191, 2671, 3443, 4382, 5342, 6886, 18697, 24101, 29381, 37394, 48202, 58762, 205667, 411334, 836023, 1672046, 5852161, 9196253, 11704322, 18392506, 64373771, 128747542]

約数ペア:

[(1, 128747542), (2, 64373771), (7, 18392506), (11, 11704322), (14, 9196253), (22, 5852161), (77, 1672046), (154, 836023), (313, 411334), (626, 205667), (2191, 58762), (2671, 48202), (3443, 37394), (4382, 29381), (5342, 24101), (6886, 18697)]