78809997

素因数分解:

$3^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{101}}^1\times {\mathrm{509}}^1$

素因数の和:693

約数の個数: 32

約数和(自身を含む): 123183360

約数和(自身を除く): 44373363

約数列:

[1, 3, 7, 21, 73, 101, 219, 303, 509, 511, 707, 1527, 1533, 2121, 3563, 7373, 10689, 22119, 37157, 51409, 51611, 111471, 154227, 154833, 260099, 359863, 780297, 1079589, 3752857, 11258571, 26269999, 78809997]

約数ペア:

[(1, 78809997), (3, 26269999), (7, 11258571), (21, 3752857), (73, 1079589), (101, 780297), (219, 359863), (303, 260099), (509, 154833), (511, 154227), (707, 111471), (1527, 51611), (1533, 51409), (2121, 37157), (3563, 22119), (7373, 10689)]