1291245316

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{72493}}^1$

素因数の和:72631

約数の個数: 24

約数和(自身を含む): 2328217304

約数和(自身を除く): 1036971988

約数列:

[1, 2, 4, 61, 73, 122, 146, 244, 292, 4453, 8906, 17812, 72493, 144986, 289972, 4422073, 5291989, 8844146, 10583978, 17688292, 21167956, 322811329, 645622658, 1291245316]

約数ペア:

[(1, 1291245316), (2, 645622658), (4, 322811329), (61, 21167956), (73, 17688292), (122, 10583978), (146, 8844146), (244, 5291989), (292, 4422073), (4453, 289972), (8906, 144986), (17812, 72493)]