1999971325

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{316201}}^1$

素因数の和:316245

約数の個数: 24

約数和(自身を含む): 2823051456

約数和(自身を除く): 823080131

約数列:

[1, 5, 11, 23, 25, 55, 115, 253, 275, 575, 1265, 6325, 316201, 1581005, 3478211, 7272623, 7905025, 17391055, 36363115, 79998853, 86955275, 181815575, 399994265, 1999971325]

約数ペア:

[(1, 1999971325), (5, 399994265), (11, 181815575), (23, 86955275), (25, 79998853), (55, 36363115), (115, 17391055), (253, 7905025), (275, 7272623), (575, 3478211), (1265, 1581005), (6325, 316201)]