28971918

素因数分解:

$2^1\times 3^6\times {\mathrm{31}}^1\times {\mathrm{641}}^1$

素因数の和:692

約数の個数: 56

約数和(自身を含む): 67363776

約数和(自身を除く): 38391858

約数列:

[1, 2, 3, 6, 9, 18, 27, 31, 54, 62, 81, 93, 162, 186, 243, 279, 486, 558, 641, 729, 837, 1282, 1458, 1674, 1923, 2511, 3846, 5022, 5769, 7533, 11538, 15066, 17307, 19871, 22599, 34614, 39742, 45198, 51921, 59613, 103842, 119226, 155763, 178839, 311526, 357678, 467289, 536517, 934578, 1073034, 1609551, 3219102, 4828653, 9657306, 14485959, 28971918]

約数ペア:

[(1, 28971918), (2, 14485959), (3, 9657306), (6, 4828653), (9, 3219102), (18, 1609551), (27, 1073034), (31, 934578), (54, 536517), (62, 467289), (81, 357678), (93, 311526), (162, 178839), (186, 155763), (243, 119226), (279, 103842), (486, 59613), (558, 51921), (641, 45198), (729, 39742), (837, 34614), (1282, 22599), (1458, 19871), (1674, 17307), (1923, 15066), (2511, 11538), (3846, 7533), (5022, 5769)]