168720258

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{1303}}^1\times {\mathrm{3083}}^1$

素因数の和:4398

約数の個数: 32

約数和(自身を含む): 386067456

約数和(自身を除く): 217347198

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 1303, 2606, 3083, 3909, 6166, 7818, 9121, 9249, 18242, 18498, 21581, 27363, 43162, 54726, 64743, 129486, 4017149, 8034298, 12051447, 24102894, 28120043, 56240086, 84360129, 168720258]

約数ペア:

[(1, 168720258), (2, 84360129), (3, 56240086), (6, 28120043), (7, 24102894), (14, 12051447), (21, 8034298), (42, 4017149), (1303, 129486), (2606, 64743), (3083, 54726), (3909, 43162), (6166, 27363), (7818, 21581), (9121, 18498), (9249, 18242)]