230145981

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1$

素因数の和:242

約数の個数: 64

約数和(自身を含む): 362299392

約数和(自身を除く): 132153411

約数列:

[1, 3, 13, 23, 39, 47, 53, 69, 103, 141, 159, 299, 309, 611, 689, 897, 1081, 1219, 1339, 1833, 2067, 2369, 2491, 3243, 3657, 4017, 4841, 5459, 7107, 7473, 14053, 14523, 15847, 16377, 30797, 32383, 42159, 47541, 57293, 62933, 70967, 92391, 97149, 111343, 125557, 171879, 188799, 212901, 256573, 334029, 376671, 744809, 769719, 1447459, 1632241, 2234427, 3335449, 4342377, 4896723, 5901179, 10006347, 17703537, 76715327, 230145981]

約数ペア:

[(1, 230145981), (3, 76715327), (13, 17703537), (23, 10006347), (39, 5901179), (47, 4896723), (53, 4342377), (69, 3335449), (103, 2234427), (141, 1632241), (159, 1447459), (299, 769719), (309, 744809), (611, 376671), (689, 334029), (897, 256573), (1081, 212901), (1219, 188799), (1339, 171879), (1833, 125557), (2067, 111343), (2369, 97149), (2491, 92391), (3243, 70967), (3657, 62933), (4017, 57293), (4841, 47541), (5459, 42159), (7107, 32383), (7473, 30797), (14053, 16377), (14523, 15847)]