28772964

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{643}}^1$

素因数の和:777

約数の個数: 72

約数和(自身を含む): 80170272

約数和(自身を除く): 51397308

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 113, 132, 198, 226, 339, 396, 452, 643, 678, 1017, 1243, 1286, 1356, 1929, 2034, 2486, 2572, 3729, 3858, 4068, 4972, 5787, 7073, 7458, 7716, 11187, 11574, 14146, 14916, 21219, 22374, 23148, 28292, 42438, 44748, 63657, 72659, 84876, 127314, 145318, 217977, 254628, 290636, 435954, 653931, 799249, 871908, 1307862, 1598498, 2397747, 2615724, 3196996, 4795494, 7193241, 9590988, 14386482, 28772964]

約数ペア:

[(1, 28772964), (2, 14386482), (3, 9590988), (4, 7193241), (6, 4795494), (9, 3196996), (11, 2615724), (12, 2397747), (18, 1598498), (22, 1307862), (33, 871908), (36, 799249), (44, 653931), (66, 435954), (99, 290636), (113, 254628), (132, 217977), (198, 145318), (226, 127314), (339, 84876), (396, 72659), (452, 63657), (643, 44748), (678, 42438), (1017, 28292), (1243, 23148), (1286, 22374), (1356, 21219), (1929, 14916), (2034, 14146), (2486, 11574), (2572, 11187), (3729, 7716), (3858, 7458), (4068, 7073), (4972, 5787)]