90505151

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{229}}^1$

素因数の和:351

約数の個数: 32

約数和(自身を含む): 109516800

約数和(自身を除く): 19011649

約数列:

[1, 11, 19, 31, 61, 209, 229, 341, 589, 671, 1159, 1891, 2519, 4351, 6479, 7099, 12749, 13969, 20801, 35929, 47861, 78089, 134881, 153659, 265411, 395219, 433039, 1483691, 2919521, 4763429, 8227741, 90505151]

約数ペア:

[(1, 90505151), (11, 8227741), (19, 4763429), (31, 2919521), (61, 1483691), (209, 433039), (229, 395219), (341, 265411), (589, 153659), (671, 134881), (1159, 78089), (1891, 47861), (2519, 35929), (4351, 20801), (6479, 13969), (7099, 12749)]