8128197

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{317}}^1$

素因数の和:378

約数の個数: 48

約数和(自身を含む): 15080832

約数和(自身を除く): 6952635

約数列:

[1, 3, 7, 9, 11, 21, 33, 37, 63, 77, 99, 111, 231, 259, 317, 333, 407, 693, 777, 951, 1221, 2219, 2331, 2849, 2853, 3487, 3663, 6657, 8547, 10461, 11729, 19971, 24409, 25641, 31383, 35187, 73227, 82103, 105561, 129019, 219681, 246309, 387057, 738927, 903133, 1161171, 2709399, 8128197]

約数ペア:

[(1, 8128197), (3, 2709399), (7, 1161171), (9, 903133), (11, 738927), (21, 387057), (33, 246309), (37, 219681), (63, 129019), (77, 105561), (99, 82103), (111, 73227), (231, 35187), (259, 31383), (317, 25641), (333, 24409), (407, 19971), (693, 11729), (777, 10461), (951, 8547), (1221, 6657), (2219, 3663), (2331, 3487), (2849, 2853)]