2007192555

素因数分解:

$3^4\times 5^1\times {\mathrm{857}}^1\times {\mathrm{5783}}^1$

素因数の和:6657

約数の個数: 40

約数和(自身を含む): 3602899872

約数和(自身を除く): 1595707317

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 857, 2571, 4285, 5783, 7713, 12855, 17349, 23139, 28915, 38565, 52047, 69417, 86745, 115695, 156141, 260235, 347085, 468423, 780705, 2342115, 4956031, 14868093, 24780155, 44604279, 74340465, 133812837, 223021395, 401438511, 669064185, 2007192555]

約数ペア:

[(1, 2007192555), (3, 669064185), (5, 401438511), (9, 223021395), (15, 133812837), (27, 74340465), (45, 44604279), (81, 24780155), (135, 14868093), (405, 4956031), (857, 2342115), (2571, 780705), (4285, 468423), (5783, 347085), (7713, 260235), (12855, 156141), (17349, 115695), (23139, 86745), (28915, 69417), (38565, 52047)]