133520481

素因数分解:

$3^5\times {\mathrm{59}}^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1$

素因数の和:280

約数の個数: 48

約数和(自身を含む): 207916800

約数和(自身を除く): 74396319

約数列:

[1, 3, 9, 27, 59, 67, 81, 139, 177, 201, 243, 417, 531, 603, 1251, 1593, 1809, 3753, 3953, 4779, 5427, 8201, 9313, 11259, 11859, 14337, 16281, 24603, 27939, 33777, 35577, 73809, 83817, 106731, 221427, 251451, 320193, 549467, 664281, 754353, 960579, 1648401, 1992843, 2263059, 4945203, 14835609, 44506827, 133520481]

約数ペア:

[(1, 133520481), (3, 44506827), (9, 14835609), (27, 4945203), (59, 2263059), (67, 1992843), (81, 1648401), (139, 960579), (177, 754353), (201, 664281), (243, 549467), (417, 320193), (531, 251451), (603, 221427), (1251, 106731), (1593, 83817), (1809, 73809), (3753, 35577), (3953, 33777), (4779, 27939), (5427, 24603), (8201, 16281), (9313, 14337), (11259, 11859)]