78787478

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{8387}}^1$

素因数の和:8468

約数の個数: 32

約数和(自身を含む): 149776128

約数和(自身を除く): 70988650

約数列:

[1, 2, 7, 11, 14, 22, 61, 77, 122, 154, 427, 671, 854, 1342, 4697, 8387, 9394, 16774, 58709, 92257, 117418, 184514, 511607, 645799, 1023214, 1291598, 3581249, 5627677, 7162498, 11255354, 39393739, 78787478]

約数ペア:

[(1, 78787478), (2, 39393739), (7, 11255354), (11, 7162498), (14, 5627677), (22, 3581249), (61, 1291598), (77, 1023214), (122, 645799), (154, 511607), (427, 184514), (671, 117418), (854, 92257), (1342, 58709), (4697, 16774), (8387, 9394)]