28292235

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{2683}}^1$

素因数の和:2747

約数の個数: 32

約数和(自身を含む): 48956160

約数和(自身を除く): 20663925

約数列:

[1, 3, 5, 15, 19, 37, 57, 95, 111, 185, 285, 555, 703, 2109, 2683, 3515, 8049, 10545, 13415, 40245, 50977, 99271, 152931, 254885, 297813, 496355, 764655, 1489065, 1886149, 5658447, 9430745, 28292235]

約数ペア:

[(1, 28292235), (3, 9430745), (5, 5658447), (15, 1886149), (19, 1489065), (37, 764655), (57, 496355), (95, 297813), (111, 254885), (185, 152931), (285, 99271), (555, 50977), (703, 40245), (2109, 13415), (2683, 10545), (3515, 8049)]