28233975

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{4889}}^1$

素因数の和:4920

約数の個数: 48

約数和(自身を含む): 58210560

約数和(自身を除く): 29976585

約数列:

[1, 3, 5, 7, 11, 15, 21, 25, 33, 35, 55, 75, 77, 105, 165, 175, 231, 275, 385, 525, 825, 1155, 1925, 4889, 5775, 14667, 24445, 34223, 53779, 73335, 102669, 122225, 161337, 171115, 268895, 366675, 376453, 513345, 806685, 855575, 1129359, 1344475, 1882265, 2566725, 4033425, 5646795, 9411325, 28233975]

約数ペア:

[(1, 28233975), (3, 9411325), (5, 5646795), (7, 4033425), (11, 2566725), (15, 1882265), (21, 1344475), (25, 1129359), (33, 855575), (35, 806685), (55, 513345), (75, 376453), (77, 366675), (105, 268895), (165, 171115), (175, 161337), (231, 122225), (275, 102669), (385, 73335), (525, 53779), (825, 34223), (1155, 24445), (1925, 14667), (4889, 5775)]