13347873

素因数分解:

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

素因数の和:155

約数の個数: 72

約数和(自身を含む): 25893504

約数和(自身を除く): 12545631

約数列:

[1, 3, 7, 9, 11, 17, 21, 33, 51, 63, 77, 99, 103, 119, 121, 153, 187, 231, 309, 357, 363, 561, 693, 721, 847, 927, 1071, 1089, 1133, 1309, 1683, 1751, 2057, 2163, 2541, 3399, 3927, 5253, 6171, 6489, 7623, 7931, 10197, 11781, 12257, 12463, 14399, 15759, 18513, 19261, 23793, 36771, 37389, 43197, 57783, 71379, 87241, 110313, 112167, 129591, 134827, 173349, 211871, 261723, 404481, 635613, 785169, 1213443, 1483097, 1906839, 4449291, 13347873]

約数ペア:

[(1, 13347873), (3, 4449291), (7, 1906839), (9, 1483097), (11, 1213443), (17, 785169), (21, 635613), (33, 404481), (51, 261723), (63, 211871), (77, 173349), (99, 134827), (103, 129591), (119, 112167), (121, 110313), (153, 87241), (187, 71379), (231, 57783), (309, 43197), (357, 37389), (363, 36771), (561, 23793), (693, 19261), (721, 18513), (847, 15759), (927, 14399), (1071, 12463), (1089, 12257), (1133, 11781), (1309, 10197), (1683, 7931), (1751, 7623), (2057, 6489), (2163, 6171), (2541, 5253), (3399, 3927)]