28996005

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{491}}^1$

素因数の和:657

約数の個数: 32

約数和(自身を含む): 48365568

約数和(自身を除く): 19369563

約数列:

[1, 3, 5, 15, 31, 93, 127, 155, 381, 465, 491, 635, 1473, 1905, 2455, 3937, 7365, 11811, 15221, 19685, 45663, 59055, 62357, 76105, 187071, 228315, 311785, 935355, 1933067, 5799201, 9665335, 28996005]

約数ペア:

[(1, 28996005), (3, 9665335), (5, 5799201), (15, 1933067), (31, 935355), (93, 311785), (127, 228315), (155, 187071), (381, 76105), (465, 62357), (491, 59055), (635, 45663), (1473, 19685), (1905, 15221), (2455, 11811), (3937, 7365)]