48997791

素因数分解:

$3^5\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{409}}^1$

素因数の和:470

約数の個数: 48

約数和(自身を含む): 80589600

約数和(自身を除く): 31591809

約数列:

[1, 3, 9, 17, 27, 29, 51, 81, 87, 153, 243, 261, 409, 459, 493, 783, 1227, 1377, 1479, 2349, 3681, 4131, 4437, 6953, 7047, 11043, 11861, 13311, 20859, 33129, 35583, 39933, 62577, 99387, 106749, 119799, 187731, 201637, 320247, 563193, 604911, 960741, 1689579, 1814733, 2882223, 5444199, 16332597, 48997791]

約数ペア:

[(1, 48997791), (3, 16332597), (9, 5444199), (17, 2882223), (27, 1814733), (29, 1689579), (51, 960741), (81, 604911), (87, 563193), (153, 320247), (243, 201637), (261, 187731), (409, 119799), (459, 106749), (493, 99387), (783, 62577), (1227, 39933), (1377, 35583), (1479, 33129), (2349, 20859), (3681, 13311), (4131, 11861), (4437, 11043), (6953, 7047)]