51105915

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{8539}}^1$

素因数の和:8576

約数の個数: 48

約数和(自身を含む): 106579200

約数和(自身を除く): 55473285

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 35, 45, 57, 63, 95, 105, 133, 171, 285, 315, 399, 665, 855, 1197, 1995, 5985, 8539, 25617, 42695, 59773, 76851, 128085, 162241, 179319, 298865, 384255, 486723, 537957, 811205, 896595, 1135687, 1460169, 2433615, 2689785, 3407061, 5678435, 7300845, 10221183, 17035305, 51105915]

約数ペア:

[(1, 51105915), (3, 17035305), (5, 10221183), (7, 7300845), (9, 5678435), (15, 3407061), (19, 2689785), (21, 2433615), (35, 1460169), (45, 1135687), (57, 896595), (63, 811205), (95, 537957), (105, 486723), (133, 384255), (171, 298865), (285, 179319), (315, 162241), (399, 128085), (665, 76851), (855, 59773), (1197, 42695), (1995, 25617), (5985, 8539)]