208652015

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{15359}}^1$

素因数の和:15407

約数の個数: 32

約数和(自身を含む): 309657600

約数和(自身を除く): 101005585

約数列:

[1, 5, 11, 13, 19, 55, 65, 95, 143, 209, 247, 715, 1045, 1235, 2717, 13585, 15359, 76795, 168949, 199667, 291821, 844745, 998335, 1459105, 2196337, 3210031, 3793673, 10981685, 16050155, 18968365, 41730403, 208652015]

約数ペア:

[(1, 208652015), (5, 41730403), (11, 18968365), (13, 16050155), (19, 10981685), (55, 3793673), (65, 3210031), (95, 2196337), (143, 1459105), (209, 998335), (247, 844745), (715, 291821), (1045, 199667), (1235, 168949), (2717, 76795), (13585, 15359)]