203771628

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{431}}^1\times {\mathrm{571}}^1$

素因数の和:1035

約数の個数: 72

約数和(自身を含む): 539675136

約数和(自身を除く): 335903508

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 92, 138, 207, 276, 414, 431, 571, 828, 862, 1142, 1293, 1713, 1724, 2284, 2586, 3426, 3879, 5139, 5172, 6852, 7758, 9913, 10278, 13133, 15516, 19826, 20556, 26266, 29739, 39399, 39652, 52532, 59478, 78798, 89217, 118197, 118956, 157596, 178434, 236394, 246101, 356868, 472788, 492202, 738303, 984404, 1476606, 2214909, 2953212, 4429818, 5660323, 8859636, 11320646, 16980969, 22641292, 33961938, 50942907, 67923876, 101885814, 203771628]

約数ペア:

[(1, 203771628), (2, 101885814), (3, 67923876), (4, 50942907), (6, 33961938), (9, 22641292), (12, 16980969), (18, 11320646), (23, 8859636), (36, 5660323), (46, 4429818), (69, 2953212), (92, 2214909), (138, 1476606), (207, 984404), (276, 738303), (414, 492202), (431, 472788), (571, 356868), (828, 246101), (862, 236394), (1142, 178434), (1293, 157596), (1713, 118956), (1724, 118197), (2284, 89217), (2586, 78798), (3426, 59478), (3879, 52532), (5139, 39652), (5172, 39399), (6852, 29739), (7758, 26266), (9913, 20556), (10278, 19826), (13133, 15516)]