128516502

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{7109}}^1$

素因数の和:7268

約数の個数: 32

約数和(自身を含む): 270293760

約数和(自身を除く): 141777258

約数列:

[1, 2, 3, 6, 23, 46, 69, 131, 138, 262, 393, 786, 3013, 6026, 7109, 9039, 14218, 18078, 21327, 42654, 163507, 327014, 490521, 931279, 981042, 1862558, 2793837, 5587674, 21419417, 42838834, 64258251, 128516502]

約数ペア:

[(1, 128516502), (2, 64258251), (3, 42838834), (6, 21419417), (23, 5587674), (46, 2793837), (69, 1862558), (131, 981042), (138, 931279), (262, 490521), (393, 327014), (786, 163507), (3013, 42654), (6026, 21327), (7109, 18078), (9039, 14218)]