1285497715

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{139}}^1\times {\mathrm{587}}^1$

素因数の和:891

約数の個数: 32

約数和(自身を含む): 1635863040

約数和(自身を除く): 350365325

約数列:

[1, 5, 23, 115, 137, 139, 587, 685, 695, 2935, 3151, 3197, 13501, 15755, 15985, 19043, 67505, 80419, 81593, 95215, 402095, 407965, 437989, 1849637, 1876639, 2189945, 9248185, 9383195, 11178241, 55891205, 257099543, 1285497715]

約数ペア:

[(1, 1285497715), (5, 257099543), (23, 55891205), (115, 11178241), (137, 9383195), (139, 9248185), (587, 2189945), (685, 1876639), (695, 1849637), (2935, 437989), (3151, 407965), (3197, 402095), (13501, 95215), (15755, 81593), (15985, 80419), (19043, 67505)]