305128733

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1483}}^1$

素因数の和:1546

約数の個数: 48

約数和(自身を含む): 426323520

約数和(自身を除く): 121194787

約数列:

[1, 7, 13, 17, 19, 49, 91, 119, 133, 221, 247, 323, 637, 833, 931, 1483, 1547, 1729, 2261, 4199, 10381, 10829, 12103, 15827, 19279, 25211, 28177, 29393, 72667, 134953, 176477, 197239, 205751, 327743, 366301, 479009, 944671, 1235339, 1380673, 2294201, 2564107, 3353063, 6227117, 16059407, 17948749, 23471441, 43589819, 305128733]

約数ペア:

[(1, 305128733), (7, 43589819), (13, 23471441), (17, 17948749), (19, 16059407), (49, 6227117), (91, 3353063), (119, 2564107), (133, 2294201), (221, 1380673), (247, 1235339), (323, 944671), (637, 479009), (833, 366301), (931, 327743), (1483, 205751), (1547, 197239), (1729, 176477), (2261, 134953), (4199, 72667), (10381, 29393), (10829, 28177), (12103, 25211), (15827, 19279)]