213375675

素因数分解:

$3^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{607}}^1$

素因数の和:772

約数の個数: 48

約数和(自身を含む): 364897280

約数和(自身を除く): 151521605

約数列:

[1, 3, 5, 15, 25, 43, 75, 109, 129, 215, 327, 545, 607, 645, 1075, 1635, 1821, 2725, 3035, 3225, 4687, 8175, 9105, 14061, 15175, 23435, 26101, 45525, 66163, 70305, 78303, 117175, 130505, 198489, 330815, 351525, 391515, 652525, 992445, 1654075, 1957575, 2845009, 4962225, 8535027, 14225045, 42675135, 71125225, 213375675]

約数ペア:

[(1, 213375675), (3, 71125225), (5, 42675135), (15, 14225045), (25, 8535027), (43, 4962225), (75, 2845009), (109, 1957575), (129, 1654075), (215, 992445), (327, 652525), (545, 391515), (607, 351525), (645, 330815), (1075, 198489), (1635, 130505), (1821, 117175), (2725, 78303), (3035, 70305), (3225, 66163), (4687, 45525), (8175, 26101), (9105, 23435), (14061, 15175)]