23647905

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{18121}}^1$

素因数の和:18161

約数の個数: 24

約数和(自身を含む): 42405480

約数和(自身を除く): 18757575

約数列:

[1, 3, 5, 9, 15, 29, 45, 87, 145, 261, 435, 1305, 18121, 54363, 90605, 163089, 271815, 525509, 815445, 1576527, 2627545, 4729581, 7882635, 23647905]

約数ペア:

[(1, 23647905), (3, 7882635), (5, 4729581), (9, 2627545), (15, 1576527), (29, 815445), (45, 525509), (87, 271815), (145, 163089), (261, 90605), (435, 54363), (1305, 18121)]