28972383

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{223}}^1$

素因数の和:395

約数の個数: 32

約数和(自身を含む): 44040192

約数和(自身を除く): 15067809

約数列:

[1, 3, 11, 31, 33, 93, 127, 223, 341, 381, 669, 1023, 1397, 2453, 3937, 4191, 6913, 7359, 11811, 20739, 28321, 43307, 76043, 84963, 129921, 228129, 311531, 877951, 934593, 2633853, 9657461, 28972383]

約数ペア:

[(1, 28972383), (3, 9657461), (11, 2633853), (31, 934593), (33, 877951), (93, 311531), (127, 228129), (223, 129921), (341, 84963), (381, 76043), (669, 43307), (1023, 28321), (1397, 20739), (2453, 11811), (3937, 7359), (4191, 6913)]