281383201

素因数分解:

${\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1$

素因数の和:210

約数の個数: 48

約数和(自身を含む): 349045200

約数和(自身を除く): 67661999

約数列:

[1, 11, 17, 29, 53, 89, 121, 187, 319, 493, 583, 901, 979, 1513, 1537, 2057, 2581, 3509, 4717, 5423, 6413, 9911, 10769, 16643, 16907, 26129, 28391, 43877, 51887, 59653, 80189, 109021, 136793, 183073, 185977, 287419, 312301, 482647, 570757, 882079, 1504723, 2325481, 3161609, 5309117, 9702869, 16551953, 25580291, 281383201]

約数ペア:

[(1, 281383201), (11, 25580291), (17, 16551953), (29, 9702869), (53, 5309117), (89, 3161609), (121, 2325481), (187, 1504723), (319, 882079), (493, 570757), (583, 482647), (901, 312301), (979, 287419), (1513, 185977), (1537, 183073), (2057, 136793), (2581, 109021), (3509, 80189), (4717, 59653), (5423, 51887), (6413, 43877), (9911, 28391), (10769, 26129), (16643, 16907)]