138853197

素因数分解:

$3^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{12889}}^1$

素因数の和:12927

約数の個数: 40

約数和(自身を含む): 249550400

約数和(自身を除く): 110697203

約数列:

[1, 3, 7, 9, 19, 21, 27, 57, 63, 81, 133, 171, 189, 399, 513, 567, 1197, 1539, 3591, 10773, 12889, 38667, 90223, 116001, 244891, 270669, 348003, 734673, 812007, 1044009, 1714237, 2204019, 2436021, 5142711, 6612057, 7308063, 15428133, 19836171, 46284399, 138853197]

約数ペア:

[(1, 138853197), (3, 46284399), (7, 19836171), (9, 15428133), (19, 7308063), (21, 6612057), (27, 5142711), (57, 2436021), (63, 2204019), (81, 1714237), (133, 1044009), (171, 812007), (189, 734673), (399, 348003), (513, 270669), (567, 244891), (1197, 116001), (1539, 90223), (3591, 38667), (10773, 12889)]