2990415

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{109}}^1$

素因数の和:207

約数の個数: 32

約数和(自身を含む): 5068800

約数和(自身を除く): 2078385

約数列:

[1, 3, 5, 15, 31, 59, 93, 109, 155, 177, 295, 327, 465, 545, 885, 1635, 1829, 3379, 5487, 6431, 9145, 10137, 16895, 19293, 27435, 32155, 50685, 96465, 199361, 598083, 996805, 2990415]

約数ペア:

[(1, 2990415), (3, 996805), (5, 598083), (15, 199361), (31, 96465), (59, 50685), (93, 32155), (109, 27435), (155, 19293), (177, 16895), (295, 10137), (327, 9145), (465, 6431), (545, 5487), (885, 3379), (1635, 1829)]