71328267

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1$

素因数の和:272

約数の個数: 48

約数和(自身を含む): 112869120

約数和(自身を除く): 41540853

約数列:

[1, 3, 9, 23, 37, 67, 69, 111, 139, 201, 207, 333, 417, 603, 851, 1251, 1541, 2479, 2553, 3197, 4623, 5143, 7437, 7659, 9313, 9591, 13869, 15429, 22311, 27939, 28773, 46287, 57017, 83817, 118289, 171051, 214199, 344581, 354867, 513153, 642597, 1033743, 1064601, 1927791, 3101229, 7925363, 23776089, 71328267]

約数ペア:

[(1, 71328267), (3, 23776089), (9, 7925363), (23, 3101229), (37, 1927791), (67, 1064601), (69, 1033743), (111, 642597), (139, 513153), (201, 354867), (207, 344581), (333, 214199), (417, 171051), (603, 118289), (851, 83817), (1251, 57017), (1541, 46287), (2479, 28773), (2553, 27939), (3197, 22311), (4623, 15429), (5143, 13869), (7437, 9591), (7659, 9313)]