218973363

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{12253}}^1$

素因数の和:12323

約数の個数: 32

約数和(自身を含む): 357620736

約数和(自身を除く): 138647373

約数列:

[1, 3, 7, 21, 23, 37, 69, 111, 161, 259, 483, 777, 851, 2553, 5957, 12253, 17871, 36759, 85771, 257313, 281819, 453361, 845457, 1360083, 1972733, 3173527, 5918199, 9520581, 10427303, 31281909, 72991121, 218973363]

約数ペア:

[(1, 218973363), (3, 72991121), (7, 31281909), (21, 10427303), (23, 9520581), (37, 5918199), (69, 3173527), (111, 1972733), (161, 1360083), (259, 845457), (483, 453361), (777, 281819), (851, 257313), (2553, 85771), (5957, 36759), (12253, 17871)]