38642989

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{557}}^1$

素因数の和:645

約数の個数: 32

約数和(自身を含む): 52068096

約数和(自身を除く): 13425107

約数列:

[1, 7, 11, 17, 53, 77, 119, 187, 371, 557, 583, 901, 1309, 3899, 4081, 6127, 6307, 9469, 9911, 29521, 42889, 66283, 69377, 104159, 206647, 324731, 501857, 729113, 2273117, 3512999, 5520427, 38642989]

約数ペア:

[(1, 38642989), (7, 5520427), (11, 3512999), (17, 2273117), (53, 729113), (77, 501857), (119, 324731), (187, 206647), (371, 104159), (557, 69377), (583, 66283), (901, 42889), (1309, 29521), (3899, 9911), (4081, 9469), (6127, 6307)]