513797515

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{9601}}^1$

素因数の和:9763

約数の個数: 32

約数和(自身を含む): 774305280

約数和(自身を除く): 260507765

約数列:

[1, 5, 7, 11, 35, 55, 77, 139, 385, 695, 973, 1529, 4865, 7645, 9601, 10703, 48005, 53515, 67207, 105611, 336035, 528055, 739277, 1334539, 3696385, 6672695, 9341773, 14679929, 46708865, 73399645, 102759503, 513797515]

約数ペア:

[(1, 513797515), (5, 102759503), (7, 73399645), (11, 46708865), (35, 14679929), (55, 9341773), (77, 6672695), (139, 3696385), (385, 1334539), (695, 739277), (973, 528055), (1529, 336035), (4865, 105611), (7645, 67207), (9601, 53515), (10703, 48005)]