12511257997

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1877}}^1\times {\mathrm{2179}}^1$

素因数の和:4105

約数の個数: 32

約数和(自身を含む): 15721113600

約数和(自身を除く): 3209855603

約数列:

[1, 7, 19, 23, 133, 161, 437, 1877, 2179, 3059, 13139, 15253, 35663, 41401, 43171, 50117, 249641, 289807, 302197, 350819, 820249, 952223, 4089983, 5741743, 6665561, 28629881, 77709677, 94069609, 543967739, 658487263, 1787322571, 12511257997]

約数ペア:

[(1, 12511257997), (7, 1787322571), (19, 658487263), (23, 543967739), (133, 94069609), (161, 77709677), (437, 28629881), (1877, 6665561), (2179, 5741743), (3059, 4089983), (13139, 952223), (15253, 820249), (35663, 350819), (41401, 302197), (43171, 289807), (50117, 249641)]