163923815

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{1217}}^1$

素因数の和:1343

約数の個数: 32

約数和(自身を含む): 224501760

約数和(自身を除く): 60577945

約数列:

[1, 5, 11, 31, 55, 79, 155, 341, 395, 869, 1217, 1705, 2449, 4345, 6085, 12245, 13387, 26939, 37727, 66935, 96143, 134695, 188635, 414997, 480715, 1057573, 2074985, 2980433, 5287865, 14902165, 32784763, 163923815]

約数ペア:

[(1, 163923815), (5, 32784763), (11, 14902165), (31, 5287865), (55, 2980433), (79, 2074985), (155, 1057573), (341, 480715), (395, 414997), (869, 188635), (1217, 134695), (1705, 96143), (2449, 66935), (4345, 37727), (6085, 26939), (12245, 13387)]