251012548

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{51991}}^1$

素因数の和:52083

約数の個数: 24

約数和(自身を含む): 471671424

約数和(自身を除く): 220658876

約数列:

[1, 2, 4, 17, 34, 68, 71, 142, 284, 1207, 2414, 4828, 51991, 103982, 207964, 883847, 1767694, 3535388, 3691361, 7382722, 14765444, 62753137, 125506274, 251012548]

約数ペア:

[(1, 251012548), (2, 125506274), (4, 62753137), (17, 14765444), (34, 7382722), (68, 3691361), (71, 3535388), (142, 1767694), (284, 883847), (1207, 207964), (2414, 103982), (4828, 51991)]