51230865

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{397}}^1\times {\mathrm{1229}}^1$

素因数の和:1641

約数の個数: 32

約数和(自身を含む): 93991680

約数和(自身を除く): 42760815

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 397, 1191, 1229, 1985, 2779, 3687, 5955, 6145, 8337, 8603, 13895, 18435, 25809, 41685, 43015, 129045, 487913, 1463739, 2439565, 3415391, 7318695, 10246173, 17076955, 51230865]

約数ペア:

[(1, 51230865), (3, 17076955), (5, 10246173), (7, 7318695), (15, 3415391), (21, 2439565), (35, 1463739), (105, 487913), (397, 129045), (1191, 43015), (1229, 41685), (1985, 25809), (2779, 18435), (3687, 13895), (5955, 8603), (6145, 8337)]