77195457

素因数分解:

$3^3\times {\mathrm{67}}^1\times {\mathrm{139}}^1\times {\mathrm{307}}^1$

素因数の和:522

約数の個数: 32

約数和(自身を含む): 117286400

約数和(自身を除く): 40090943

約数列:

[1, 3, 9, 27, 67, 139, 201, 307, 417, 603, 921, 1251, 1809, 2763, 3753, 8289, 9313, 20569, 27939, 42673, 61707, 83817, 128019, 185121, 251451, 384057, 555363, 1152171, 2859091, 8577273, 25731819, 77195457]

約数ペア:

[(1, 77195457), (3, 25731819), (9, 8577273), (27, 2859091), (67, 1152171), (139, 555363), (201, 384057), (307, 251451), (417, 185121), (603, 128019), (921, 83817), (1251, 61707), (1809, 42673), (2763, 27939), (3753, 20569), (8289, 9313)]