1213443

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1$

素因数の和:144

約数の個数: 48

約数和(自身を含む): 2336256

約数和(自身を除く): 1122813

約数列:

[1, 3, 7, 9, 11, 17, 21, 33, 51, 63, 77, 99, 103, 119, 153, 187, 231, 309, 357, 561, 693, 721, 927, 1071, 1133, 1309, 1683, 1751, 2163, 3399, 3927, 5253, 6489, 7931, 10197, 11781, 12257, 15759, 19261, 23793, 36771, 57783, 71379, 110313, 134827, 173349, 404481, 1213443]

約数ペア:

[(1, 1213443), (3, 404481), (7, 173349), (9, 134827), (11, 110313), (17, 71379), (21, 57783), (33, 36771), (51, 23793), (63, 19261), (77, 15759), (99, 12257), (103, 11781), (119, 10197), (153, 7931), (187, 6489), (231, 5253), (309, 3927), (357, 3399), (561, 2163), (693, 1751), (721, 1683), (927, 1309), (1071, 1133)]