201263751

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{293}}^1$

素因数の和:437

約数の個数: 64

約数和(自身を含む): 342451200

約数和(自身を除く): 141187449

約数列:

[1, 3, 9, 13, 19, 27, 39, 57, 103, 117, 171, 247, 293, 309, 351, 513, 741, 879, 927, 1339, 1957, 2223, 2637, 2781, 3809, 4017, 5567, 5871, 6669, 7911, 11427, 12051, 16701, 17613, 25441, 30179, 34281, 36153, 50103, 52839, 72371, 76323, 90537, 102843, 150309, 217113, 228969, 271611, 392327, 573401, 651339, 686907, 814833, 1176981, 1720203, 1954017, 3530943, 5160609, 7454213, 10592829, 15481827, 22362639, 67087917, 201263751]

約数ペア:

[(1, 201263751), (3, 67087917), (9, 22362639), (13, 15481827), (19, 10592829), (27, 7454213), (39, 5160609), (57, 3530943), (103, 1954017), (117, 1720203), (171, 1176981), (247, 814833), (293, 686907), (309, 651339), (351, 573401), (513, 392327), (741, 271611), (879, 228969), (927, 217113), (1339, 150309), (1957, 102843), (2223, 90537), (2637, 76323), (2781, 72371), (3809, 52839), (4017, 50103), (5567, 36153), (5871, 34281), (6669, 30179), (7911, 25441), (11427, 17613), (12051, 16701)]