28315545

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{163}}^1\times {\mathrm{313}}^1$

素因数の和:521

約数の個数: 32

約数和(自身を含む): 46964352

約数和(自身を除く): 18648807

約数列:

[1, 3, 5, 15, 37, 111, 163, 185, 313, 489, 555, 815, 939, 1565, 2445, 4695, 6031, 11581, 18093, 30155, 34743, 51019, 57905, 90465, 153057, 173715, 255095, 765285, 1887703, 5663109, 9438515, 28315545]

約数ペア:

[(1, 28315545), (3, 9438515), (5, 5663109), (15, 1887703), (37, 765285), (111, 255095), (163, 173715), (185, 153057), (313, 90465), (489, 57905), (555, 51019), (815, 34743), (939, 30155), (1565, 18093), (2445, 11581), (4695, 6031)]