31070052

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{337}}^1$

素因数の和:557

約数の個数: 72

約数和(自身を含む): 85261176

約数和(自身を除く): 54191124

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 197, 234, 337, 394, 468, 591, 674, 788, 1011, 1182, 1348, 1773, 2022, 2364, 2561, 3033, 3546, 4044, 4381, 5122, 6066, 7092, 7683, 8762, 10244, 12132, 13143, 15366, 17524, 23049, 26286, 30732, 39429, 46098, 52572, 66389, 78858, 92196, 132778, 157716, 199167, 265556, 398334, 597501, 796668, 863057, 1195002, 1726114, 2390004, 2589171, 3452228, 5178342, 7767513, 10356684, 15535026, 31070052]

約数ペア:

[(1, 31070052), (2, 15535026), (3, 10356684), (4, 7767513), (6, 5178342), (9, 3452228), (12, 2589171), (13, 2390004), (18, 1726114), (26, 1195002), (36, 863057), (39, 796668), (52, 597501), (78, 398334), (117, 265556), (156, 199167), (197, 157716), (234, 132778), (337, 92196), (394, 78858), (468, 66389), (591, 52572), (674, 46098), (788, 39429), (1011, 30732), (1182, 26286), (1348, 23049), (1773, 17524), (2022, 15366), (2364, 13143), (2561, 12132), (3033, 10244), (3546, 8762), (4044, 7683), (4381, 7092), (5122, 6066)]