205124085

素因数分解:

$3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{51217}}^1$

素因数の和:51317

約数の個数: 24

約数和(自身を含む): 359550360

約数和(自身を除く): 154426275

約数列:

[1, 3, 5, 9, 15, 45, 89, 267, 445, 801, 1335, 4005, 51217, 153651, 256085, 460953, 768255, 2304765, 4558313, 13674939, 22791565, 41024817, 68374695, 205124085]

約数ペア:

[(1, 205124085), (3, 68374695), (5, 41024817), (9, 22791565), (15, 13674939), (45, 4558313), (89, 2304765), (267, 768255), (445, 460953), (801, 256085), (1335, 153651), (4005, 51217)]