2149591108

素因数分解:

$2^2\times 7^1\times {\mathrm{251}}^1\times {\mathrm{305861}}^1$

素因数の和:306123

約数の個数: 24

約数和(自身を含む): 4316324544

約数和(自身を除く): 2166733436

約数列:

[1, 2, 4, 7, 14, 28, 251, 502, 1004, 1757, 3514, 7028, 305861, 611722, 1223444, 2141027, 4282054, 8564108, 76771111, 153542222, 307084444, 537397777, 1074795554, 2149591108]

約数ペア:

[(1, 2149591108), (2, 1074795554), (4, 537397777), (7, 307084444), (14, 153542222), (28, 76771111), (251, 8564108), (502, 4282054), (1004, 2141027), (1757, 1223444), (3514, 611722), (7028, 305861)]