64655199

素因数分解:

$3^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{20123}}^1$

素因数の和:20156

約数の個数: 32

約数和(自身を含む): 115914240

約数和(自身を除く): 51259041

約数列:

[1, 3, 7, 9, 17, 21, 27, 51, 63, 119, 153, 189, 357, 459, 1071, 3213, 20123, 60369, 140861, 181107, 342091, 422583, 543321, 1026273, 1267749, 2394637, 3078819, 3803247, 7183911, 9236457, 21551733, 64655199]

約数ペア:

[(1, 64655199), (3, 21551733), (7, 9236457), (9, 7183911), (17, 3803247), (21, 3078819), (27, 2394637), (51, 1267749), (63, 1026273), (119, 543321), (153, 422583), (189, 342091), (357, 181107), (459, 140861), (1071, 60369), (3213, 20123)]