31928078

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{5659}}^1$

素因数の和:5712

約数の個数: 32

約数和(自身を含む): 60856320

約数和(自身を除く): 28928242

約数列:

[1, 2, 7, 13, 14, 26, 31, 62, 91, 182, 217, 403, 434, 806, 2821, 5642, 5659, 11318, 39613, 73567, 79226, 147134, 175429, 350858, 514969, 1029938, 1228003, 2280577, 2456006, 4561154, 15964039, 31928078]

約数ペア:

[(1, 31928078), (2, 15964039), (7, 4561154), (13, 2456006), (14, 2280577), (26, 1228003), (31, 1029938), (62, 514969), (91, 350858), (182, 175429), (217, 147134), (403, 79226), (434, 73567), (806, 39613), (2821, 11318), (5642, 5659)]