870834237

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{2393}}^1$

素因数の和:2490

約数の個数: 64

約数和(自身を含む): 1510096896

約数和(自身を除く): 639262659

約数列:

[1, 3, 7, 13, 21, 31, 39, 43, 91, 93, 129, 217, 273, 301, 403, 559, 651, 903, 1209, 1333, 1677, 2393, 2821, 3913, 3999, 7179, 8463, 9331, 11739, 16751, 17329, 27993, 31109, 50253, 51987, 74183, 93327, 102899, 121303, 217763, 222549, 308697, 363909, 519281, 653289, 720293, 964379, 1337687, 1557843, 2160879, 2893137, 3189869, 4013061, 6750653, 9363809, 9569607, 20251959, 22329083, 28091427, 41468297, 66987249, 124404891, 290278079, 870834237]

約数ペア:

[(1, 870834237), (3, 290278079), (7, 124404891), (13, 66987249), (21, 41468297), (31, 28091427), (39, 22329083), (43, 20251959), (91, 9569607), (93, 9363809), (129, 6750653), (217, 4013061), (273, 3189869), (301, 2893137), (403, 2160879), (559, 1557843), (651, 1337687), (903, 964379), (1209, 720293), (1333, 653289), (1677, 519281), (2393, 363909), (2821, 308697), (3913, 222549), (3999, 217763), (7179, 121303), (8463, 102899), (9331, 93327), (11739, 74183), (16751, 51987), (17329, 50253), (27993, 31109)]