187900065

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{245621}}^1$

素因数の和:245649

約数の個数: 24

約数和(自身を含む): 344853288

約数和(自身を除く): 156953223

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 765, 245621, 736863, 1228105, 2210589, 3684315, 4175557, 11052945, 12526671, 20877785, 37580013, 62633355, 187900065]

約数ペア:

[(1, 187900065), (3, 62633355), (5, 37580013), (9, 20877785), (15, 12526671), (17, 11052945), (45, 4175557), (51, 3684315), (85, 2210589), (153, 1228105), (255, 736863), (765, 245621)]