86780811

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{179}}^1\times {\mathrm{401}}^1$

素因数の和:627

約数の個数: 32

約数和(自身を含む): 129669120

約数和(自身を除く): 42888309

約数列:

[1, 3, 13, 31, 39, 93, 179, 401, 403, 537, 1203, 1209, 2327, 5213, 5549, 6981, 12431, 15639, 16647, 37293, 71779, 72137, 161603, 215337, 216411, 484809, 933127, 2225149, 2799381, 6675447, 28926937, 86780811]

約数ペア:

[(1, 86780811), (3, 28926937), (13, 6675447), (31, 2799381), (39, 2225149), (93, 933127), (179, 484809), (401, 216411), (403, 215337), (537, 161603), (1203, 72137), (1209, 71779), (2327, 37293), (5213, 16647), (5549, 15639), (6981, 12431)]