30857355

素因数分解:

$3^5\times 5^1\times {\mathrm{109}}^1\times {\mathrm{233}}^1$

素因数の和:362

約数の個数: 48

約数和(自身を含む): 56216160

約数和(自身を除く): 25358805

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 109, 135, 233, 243, 327, 405, 545, 699, 981, 1165, 1215, 1635, 2097, 2943, 3495, 4905, 6291, 8829, 10485, 14715, 18873, 25397, 26487, 31455, 44145, 56619, 76191, 94365, 126985, 132435, 228573, 283095, 380955, 685719, 1142865, 2057157, 3428595, 6171471, 10285785, 30857355]

約数ペア:

[(1, 30857355), (3, 10285785), (5, 6171471), (9, 3428595), (15, 2057157), (27, 1142865), (45, 685719), (81, 380955), (109, 283095), (135, 228573), (233, 132435), (243, 126985), (327, 94365), (405, 76191), (545, 56619), (699, 44145), (981, 31455), (1165, 26487), (1215, 25397), (1635, 18873), (2097, 14715), (2943, 10485), (3495, 8829), (4905, 6291)]