207131353

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{887}}^1$

素因数の和:1005

約数の個数: 32

約数和(自身を含む): 257789952

約数和(自身を除く): 50658599

約数列:

[1, 11, 13, 23, 71, 143, 253, 299, 781, 887, 923, 1633, 3289, 9757, 10153, 11531, 17963, 20401, 21229, 62977, 126841, 224411, 233519, 265213, 692747, 818701, 1448471, 2917343, 9005711, 15933181, 18830123, 207131353]

約数ペア:

[(1, 207131353), (11, 18830123), (13, 15933181), (23, 9005711), (71, 2917343), (143, 1448471), (253, 818701), (299, 692747), (781, 265213), (887, 233519), (923, 224411), (1633, 126841), (3289, 62977), (9757, 21229), (10153, 20401), (11531, 17963)]