201212310

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{515929}}^1$

素因数の和:515952

約数の個数: 32

約数和(自身を含む): 520057440

約数和(自身を除く): 318845130

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 515929, 1031858, 1547787, 2579645, 3095574, 5159290, 6707077, 7738935, 13414154, 15477870, 20121231, 33535385, 40242462, 67070770, 100606155, 201212310]

約数ペア:

[(1, 201212310), (2, 100606155), (3, 67070770), (5, 40242462), (6, 33535385), (10, 20121231), (13, 15477870), (15, 13414154), (26, 7738935), (30, 6707077), (39, 5159290), (65, 3095574), (78, 2579645), (130, 1547787), (195, 1031858), (390, 515929)]