28691730

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{10993}}^1$

素因数の和:11035

約数の個数: 48

約数和(自身を含む): 77177880

約数和(自身を除く): 48486150

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 29, 30, 45, 58, 87, 90, 145, 174, 261, 290, 435, 522, 870, 1305, 2610, 10993, 21986, 32979, 54965, 65958, 98937, 109930, 164895, 197874, 318797, 329790, 494685, 637594, 956391, 989370, 1593985, 1912782, 2869173, 3187970, 4781955, 5738346, 9563910, 14345865, 28691730]

約数ペア:

[(1, 28691730), (2, 14345865), (3, 9563910), (5, 5738346), (6, 4781955), (9, 3187970), (10, 2869173), (15, 1912782), (18, 1593985), (29, 989370), (30, 956391), (45, 637594), (58, 494685), (87, 329790), (90, 318797), (145, 197874), (174, 164895), (261, 109930), (290, 98937), (435, 65958), (522, 54965), (870, 32979), (1305, 21986), (2610, 10993)]