71858988

素因数分解:

$2^2\times 3^6\times {\mathrm{19}}^1\times {\mathrm{1297}}^1$

素因数の和:1338

約数の個数: 84

約数和(自身を含む): 198619960

約数和(自身を除く): 126760972

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 36, 38, 54, 57, 76, 81, 108, 114, 162, 171, 228, 243, 324, 342, 486, 513, 684, 729, 972, 1026, 1297, 1458, 1539, 2052, 2594, 2916, 3078, 3891, 4617, 5188, 6156, 7782, 9234, 11673, 13851, 15564, 18468, 23346, 24643, 27702, 35019, 46692, 49286, 55404, 70038, 73929, 98572, 105057, 140076, 147858, 210114, 221787, 295716, 315171, 420228, 443574, 630342, 665361, 887148, 945513, 1260684, 1330722, 1891026, 1996083, 2661444, 3782052, 3992166, 5988249, 7984332, 11976498, 17964747, 23952996, 35929494, 71858988]

約数ペア:

[(1, 71858988), (2, 35929494), (3, 23952996), (4, 17964747), (6, 11976498), (9, 7984332), (12, 5988249), (18, 3992166), (19, 3782052), (27, 2661444), (36, 1996083), (38, 1891026), (54, 1330722), (57, 1260684), (76, 945513), (81, 887148), (108, 665361), (114, 630342), (162, 443574), (171, 420228), (228, 315171), (243, 295716), (324, 221787), (342, 210114), (486, 147858), (513, 140076), (684, 105057), (729, 98572), (972, 73929), (1026, 70038), (1297, 55404), (1458, 49286), (1539, 46692), (2052, 35019), (2594, 27702), (2916, 24643), (3078, 23346), (3891, 18468), (4617, 15564), (5188, 13851), (6156, 11673), (7782, 9234)]