1628319

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1$

素因数の和:100

約数の個数: 48

約数和(自身を含む): 2954880

約数和(自身を除く): 1326561

約数列:

[1, 3, 7, 11, 19, 21, 33, 49, 53, 57, 77, 133, 147, 159, 209, 231, 371, 399, 539, 583, 627, 931, 1007, 1113, 1463, 1617, 1749, 2597, 2793, 3021, 4081, 4389, 7049, 7791, 10241, 11077, 12243, 21147, 28567, 30723, 33231, 49343, 77539, 85701, 148029, 232617, 542773, 1628319]

約数ペア:

[(1, 1628319), (3, 542773), (7, 232617), (11, 148029), (19, 85701), (21, 77539), (33, 49343), (49, 33231), (53, 30723), (57, 28567), (77, 21147), (133, 12243), (147, 11077), (159, 10241), (209, 7791), (231, 7049), (371, 4389), (399, 4081), (539, 3021), (583, 2793), (627, 2597), (931, 1749), (1007, 1617), (1113, 1463)]