51386055

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{151}}^1\times {\mathrm{463}}^1$

素因数の和:636

約数の個数: 48

約数和(自身を含む): 96482304

約数和(自身を除く): 45096249

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 151, 245, 453, 463, 735, 755, 1057, 1389, 2265, 2315, 3171, 3241, 5285, 6945, 7399, 9723, 15855, 16205, 22197, 22687, 36995, 48615, 68061, 69913, 110985, 113435, 209739, 340305, 349565, 489391, 1048695, 1468173, 2446955, 3425737, 7340865, 10277211, 17128685, 51386055]

約数ペア:

[(1, 51386055), (3, 17128685), (5, 10277211), (7, 7340865), (15, 3425737), (21, 2446955), (35, 1468173), (49, 1048695), (105, 489391), (147, 349565), (151, 340305), (245, 209739), (453, 113435), (463, 110985), (735, 69913), (755, 68061), (1057, 48615), (1389, 36995), (2265, 22687), (2315, 22197), (3171, 16205), (3241, 15855), (5285, 9723), (6945, 7399)]