78474873

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{449}}^1$

素因数の和:641

約数の個数: 32

約数和(自身を含む): 116640000

約数和(自身を除く): 38165127

約数列:

[1, 3, 17, 23, 51, 69, 149, 391, 447, 449, 1173, 1347, 2533, 3427, 7599, 7633, 10281, 10327, 22899, 30981, 58259, 66901, 174777, 175559, 200703, 526677, 1137317, 1538723, 3411951, 4616169, 26158291, 78474873]

約数ペア:

[(1, 78474873), (3, 26158291), (17, 4616169), (23, 3411951), (51, 1538723), (69, 1137317), (149, 526677), (391, 200703), (447, 175559), (449, 174777), (1173, 66901), (1347, 58259), (2533, 30981), (3427, 22899), (7599, 10327), (7633, 10281)]