15663663813

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{641}}^1\times {\mathrm{68449}}^1$

素因数の和:69117

約数の個数: 32

約数和(自身を含む): 25312262400

約数和(自身を除く): 9648598587

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 641, 1923, 4487, 10897, 13461, 32691, 68449, 76279, 205347, 228837, 479143, 1163633, 1437429, 3490899, 8145431, 24436293, 43875809, 131627427, 307130663, 745888753, 921391989, 2237666259, 5221221271, 15663663813]

約数ペア:

[(1, 15663663813), (3, 5221221271), (7, 2237666259), (17, 921391989), (21, 745888753), (51, 307130663), (119, 131627427), (357, 43875809), (641, 24436293), (1923, 8145431), (4487, 3490899), (10897, 1437429), (13461, 1163633), (32691, 479143), (68449, 228837), (76279, 205347)]