31213215

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{21019}}^1$

素因数の和:21044

約数の個数: 32

約数和(自身を含む): 60537600

約数和(自身を除く): 29324385

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 45, 55, 99, 135, 165, 297, 495, 1485, 21019, 63057, 105095, 189171, 231209, 315285, 567513, 693627, 945855, 1156045, 2080881, 2837565, 3468135, 6242643, 10404405, 31213215]

約数ペア:

[(1, 31213215), (3, 10404405), (5, 6242643), (9, 3468135), (11, 2837565), (15, 2080881), (27, 1156045), (33, 945855), (45, 693627), (55, 567513), (99, 315285), (135, 231209), (165, 189171), (297, 105095), (495, 63057), (1485, 21019)]