812201212

素因数分解:

$2^2\times {\mathrm{73}}^1\times {\mathrm{79}}^1\times {\mathrm{137}}^1\times {\mathrm{257}}^1$

素因数の和:550

約数の個数: 48

約数和(自身を含む): 1475429760

約数和(自身を除く): 663228548

約数列:

[1, 2, 4, 73, 79, 137, 146, 158, 257, 274, 292, 316, 514, 548, 1028, 5767, 10001, 10823, 11534, 18761, 20002, 20303, 21646, 23068, 35209, 37522, 40004, 40606, 43292, 70418, 75044, 81212, 140836, 790079, 1482119, 1580158, 2570257, 2781511, 2964238, 3160316, 5140514, 5563022, 5928476, 10281028, 11126044, 203050303, 406100606, 812201212]

約数ペア:

[(1, 812201212), (2, 406100606), (4, 203050303), (73, 11126044), (79, 10281028), (137, 5928476), (146, 5563022), (158, 5140514), (257, 3160316), (274, 2964238), (292, 2781511), (316, 2570257), (514, 1580158), (548, 1482119), (1028, 790079), (5767, 140836), (10001, 81212), (10823, 75044), (11534, 70418), (18761, 43292), (20002, 40606), (20303, 40004), (21646, 37522), (23068, 35209)]