66131613

素因数分解:

$3^3\times {\mathrm{67}}^1\times {\mathrm{139}}^1\times {\mathrm{263}}^1$

素因数の和:478

約数の個数: 32

約数和(自身を含む): 100531200

約数和(自身を除く): 34399587

約数列:

[1, 3, 9, 27, 67, 139, 201, 263, 417, 603, 789, 1251, 1809, 2367, 3753, 7101, 9313, 17621, 27939, 36557, 52863, 83817, 109671, 158589, 251451, 329013, 475767, 987039, 2449319, 7347957, 22043871, 66131613]

約数ペア:

[(1, 66131613), (3, 22043871), (9, 7347957), (27, 2449319), (67, 987039), (139, 475767), (201, 329013), (263, 251451), (417, 158589), (603, 109671), (789, 83817), (1251, 52863), (1809, 36557), (2367, 27939), (3753, 17621), (7101, 9313)]