51315255

素因数分解:

$3^3\times 5^1\times {\mathrm{593}}^1\times {\mathrm{641}}^1$

素因数の和:1248

約数の個数: 32

約数和(自身を含む): 91523520

約数和(自身を除く): 40208265

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 593, 641, 1779, 1923, 2965, 3205, 5337, 5769, 8895, 9615, 16011, 17307, 26685, 28845, 80055, 86535, 380113, 1140339, 1900565, 3421017, 5701695, 10263051, 17105085, 51315255]

約数ペア:

[(1, 51315255), (3, 17105085), (5, 10263051), (9, 5701695), (15, 3421017), (27, 1900565), (45, 1140339), (135, 380113), (593, 86535), (641, 80055), (1779, 28845), (1923, 26685), (2965, 17307), (3205, 16011), (5337, 9615), (5769, 8895)]