243996865

素因数分解:

$5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{421}}^1\times {\mathrm{571}}^1$

素因数の和:1033

約数の個数: 32

約数和(自身を含む): 347592960

約数和(自身を除く): 103596095

約数列:

[1, 5, 7, 29, 35, 145, 203, 421, 571, 1015, 2105, 2855, 2947, 3997, 12209, 14735, 16559, 19985, 61045, 82795, 85463, 115913, 240391, 427315, 579565, 1201955, 1682737, 6971339, 8413685, 34856695, 48799373, 243996865]

約数ペア:

[(1, 243996865), (5, 48799373), (7, 34856695), (29, 8413685), (35, 6971339), (145, 1682737), (203, 1201955), (421, 579565), (571, 427315), (1015, 240391), (2105, 115913), (2855, 85463), (2947, 82795), (3997, 61045), (12209, 19985), (14735, 16559)]