137888973

素因数分解:

$3^4\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{331}}^1$

素因数の和:519

約数の個数: 40

約数和(自身を含む): 213715040

約数和(自身を除く): 75826067

約数列:

[1, 3, 9, 27, 37, 81, 111, 139, 331, 333, 417, 993, 999, 1251, 2979, 2997, 3753, 5143, 8937, 11259, 12247, 15429, 26811, 36741, 46009, 46287, 110223, 138027, 138861, 330669, 414081, 416583, 992007, 1242243, 1702333, 3726729, 5106999, 15320997, 45962991, 137888973]

約数ペア:

[(1, 137888973), (3, 45962991), (9, 15320997), (27, 5106999), (37, 3726729), (81, 1702333), (111, 1242243), (139, 992007), (331, 416583), (333, 414081), (417, 330669), (993, 138861), (999, 138027), (1251, 110223), (2979, 46287), (2997, 46009), (3753, 36741), (5143, 26811), (8937, 15429), (11259, 12247)]