398480958

素因数分解:

$2^1\times 3^4\times {\mathrm{19}}^1\times {\mathrm{129461}}^1$

素因数の和:129494

約数の個数: 40

約数和(自身を含む): 939894120

約数和(自身を除く): 541413162

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 81, 114, 162, 171, 342, 513, 1026, 1539, 3078, 129461, 258922, 388383, 776766, 1165149, 2330298, 2459759, 3495447, 4919518, 6990894, 7379277, 10486341, 14758554, 20972682, 22137831, 44275662, 66413493, 132826986, 199240479, 398480958]

約数ペア:

[(1, 398480958), (2, 199240479), (3, 132826986), (6, 66413493), (9, 44275662), (18, 22137831), (19, 20972682), (27, 14758554), (38, 10486341), (54, 7379277), (57, 6990894), (81, 4919518), (114, 3495447), (162, 2459759), (171, 2330298), (342, 1165149), (513, 776766), (1026, 388383), (1539, 258922), (3078, 129461)]