397188870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{78341}}^1$

素因数の和:78377

約数の個数: 48

約数和(自身を含む): 1032234192

約数和(自身を除く): 635045322

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 169, 195, 338, 390, 507, 845, 1014, 1690, 2535, 5070, 78341, 156682, 235023, 391705, 470046, 783410, 1018433, 1175115, 2036866, 2350230, 3055299, 5092165, 6110598, 10184330, 13239629, 15276495, 26479258, 30552990, 39718887, 66198145, 79437774, 132396290, 198594435, 397188870]

約数ペア:

[(1, 397188870), (2, 198594435), (3, 132396290), (5, 79437774), (6, 66198145), (10, 39718887), (13, 30552990), (15, 26479258), (26, 15276495), (30, 13239629), (39, 10184330), (65, 6110598), (78, 5092165), (130, 3055299), (169, 2350230), (195, 2036866), (338, 1175115), (390, 1018433), (507, 783410), (845, 470046), (1014, 391705), (1690, 235023), (2535, 156682), (5070, 78341)]