2153973

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1$

素因数の和:129

約数の個数: 32

約数和(自身を含む): 3317760

約数和(自身を除く): 1163787

約数列:

[1, 3, 19, 23, 31, 53, 57, 69, 93, 159, 437, 589, 713, 1007, 1219, 1311, 1643, 1767, 2139, 3021, 3657, 4929, 13547, 23161, 31217, 37789, 40641, 69483, 93651, 113367, 717991, 2153973]

約数ペア:

[(1, 2153973), (3, 717991), (19, 113367), (23, 93651), (31, 69483), (53, 40641), (57, 37789), (69, 31217), (93, 23161), (159, 13547), (437, 4929), (589, 3657), (713, 3021), (1007, 2139), (1219, 1767), (1311, 1643)]