31648526

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{193}}^1$

素因数の和:285

約数の個数: 64

約数和(自身を含む): 63358848

約数和(自身を除く): 31710322

約数列:

[1, 2, 7, 13, 14, 17, 26, 34, 53, 91, 106, 119, 182, 193, 221, 238, 371, 386, 442, 689, 742, 901, 1351, 1378, 1547, 1802, 2509, 2702, 3094, 3281, 4823, 5018, 6307, 6562, 9646, 10229, 11713, 12614, 17563, 20458, 22967, 23426, 35126, 42653, 45934, 71603, 81991, 85306, 132977, 143206, 163982, 173893, 265954, 298571, 347786, 597142, 930839, 1217251, 1861678, 2260609, 2434502, 4521218, 15824263, 31648526]

約数ペア:

[(1, 31648526), (2, 15824263), (7, 4521218), (13, 2434502), (14, 2260609), (17, 1861678), (26, 1217251), (34, 930839), (53, 597142), (91, 347786), (106, 298571), (119, 265954), (182, 173893), (193, 163982), (221, 143206), (238, 132977), (371, 85306), (386, 81991), (442, 71603), (689, 45934), (742, 42653), (901, 35126), (1351, 23426), (1378, 22967), (1547, 20458), (1802, 17563), (2509, 12614), (2702, 11713), (3094, 10229), (3281, 9646), (4823, 6562), (5018, 6307)]