87850015

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{84067}}^1$

素因数の和:84102

約数の個数: 16

約数和(自身を含む): 121057920

約数和(自身を除く): 33207905

約数列:

[1, 5, 11, 19, 55, 95, 209, 1045, 84067, 420335, 924737, 1597273, 4623685, 7986365, 17570003, 87850015]

約数ペア:

[(1, 87850015), (5, 17570003), (11, 7986365), (19, 4623685), (55, 1597273), (95, 924737), (209, 420335), (1045, 84067)]