153756855

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{103}}^1\times {\mathrm{677}}^1$

素因数の和:805

約数の個数: 72

約数和(自身を含む): 313496352

約数和(自身を除く): 159739497

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 49, 63, 103, 105, 147, 245, 309, 315, 441, 515, 677, 721, 735, 927, 1545, 2031, 2163, 2205, 3385, 3605, 4635, 4739, 5047, 6093, 6489, 10155, 10815, 14217, 15141, 23695, 25235, 30465, 32445, 33173, 42651, 45423, 69731, 71085, 75705, 99519, 165865, 209193, 213255, 227115, 298557, 348655, 488117, 497595, 627579, 1045965, 1464351, 1492785, 2440585, 3137895, 3416819, 4393053, 7321755, 10250457, 17084095, 21965265, 30751371, 51252285, 153756855]

約数ペア:

[(1, 153756855), (3, 51252285), (5, 30751371), (7, 21965265), (9, 17084095), (15, 10250457), (21, 7321755), (35, 4393053), (45, 3416819), (49, 3137895), (63, 2440585), (103, 1492785), (105, 1464351), (147, 1045965), (245, 627579), (309, 497595), (315, 488117), (441, 348655), (515, 298557), (677, 227115), (721, 213255), (735, 209193), (927, 165865), (1545, 99519), (2031, 75705), (2163, 71085), (2205, 69731), (3385, 45423), (3605, 42651), (4635, 33173), (4739, 32445), (5047, 30465), (6093, 25235), (6489, 23695), (10155, 15141), (10815, 14217)]