727940997

素因数分解:

$3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1$

素因数の和:255

約数の個数: 96

約数和(自身を含む): 1289932800

約数和(自身を除く): 561991803

約数列:

[1, 3, 7, 9, 21, 37, 59, 63, 67, 79, 111, 177, 201, 237, 259, 333, 413, 469, 531, 553, 603, 711, 777, 1239, 1407, 1659, 2183, 2331, 2479, 2923, 3717, 3953, 4221, 4661, 4977, 5293, 6549, 7437, 8769, 11859, 13983, 15281, 15879, 17353, 19647, 20461, 22311, 26307, 27671, 32627, 35577, 37051, 41949, 45843, 47637, 52059, 61383, 83013, 97881, 111153, 137529, 146261, 156177, 172457, 184149, 195841, 249039, 293643, 312287, 333459, 438783, 517371, 587523, 936861, 1023827, 1207199, 1316349, 1370887, 1552113, 1762569, 2186009, 2810583, 3071481, 3621597, 4112661, 6558027, 9214443, 10864791, 11554619, 12337983, 19674081, 34663857, 80882333, 103991571, 242646999, 727940997]

約数ペア:

[(1, 727940997), (3, 242646999), (7, 103991571), (9, 80882333), (21, 34663857), (37, 19674081), (59, 12337983), (63, 11554619), (67, 10864791), (79, 9214443), (111, 6558027), (177, 4112661), (201, 3621597), (237, 3071481), (259, 2810583), (333, 2186009), (413, 1762569), (469, 1552113), (531, 1370887), (553, 1316349), (603, 1207199), (711, 1023827), (777, 936861), (1239, 587523), (1407, 517371), (1659, 438783), (2183, 333459), (2331, 312287), (2479, 293643), (2923, 249039), (3717, 195841), (3953, 184149), (4221, 172457), (4661, 156177), (4977, 146261), (5293, 137529), (6549, 111153), (7437, 97881), (8769, 83013), (11859, 61383), (13983, 52059), (15281, 47637), (15879, 45843), (17353, 41949), (19647, 37051), (20461, 35577), (22311, 32627), (26307, 27671)]