7173279

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{79}}^1$

素因数の和:169

約数の個数: 40

約数和(自身を含む): 11616000

約数和(自身を除く): 4442721

約数列:

[1, 3, 9, 19, 27, 57, 59, 79, 81, 171, 177, 237, 513, 531, 711, 1121, 1501, 1539, 1593, 2133, 3363, 4503, 4661, 4779, 6399, 10089, 13509, 13983, 30267, 40527, 41949, 88559, 90801, 121581, 125847, 265677, 377541, 797031, 2391093, 7173279]

約数ペア:

[(1, 7173279), (3, 2391093), (9, 797031), (19, 377541), (27, 265677), (57, 125847), (59, 121581), (79, 90801), (81, 88559), (171, 41949), (177, 40527), (237, 30267), (513, 13983), (531, 13509), (711, 10089), (1121, 6399), (1501, 4779), (1539, 4661), (1593, 4503), (2133, 3363)]