12157045684

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{89209}}^1$

素因数の和:89408

約数の個数: 48

約数和(自身を含む): 25258562560

約数和(自身を除く): 13101516876

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 157, 217, 314, 434, 628, 868, 1099, 2198, 4396, 4867, 9734, 19468, 34069, 68138, 89209, 136276, 178418, 356836, 624463, 1248926, 2497852, 2765479, 5530958, 11061916, 14005813, 19358353, 28011626, 38716706, 56023252, 77433412, 98040691, 196081382, 392162764, 434180203, 868360406, 1736720812, 3039261421, 6078522842, 12157045684]

約数ペア:

[(1, 12157045684), (2, 6078522842), (4, 3039261421), (7, 1736720812), (14, 868360406), (28, 434180203), (31, 392162764), (62, 196081382), (124, 98040691), (157, 77433412), (217, 56023252), (314, 38716706), (434, 28011626), (628, 19358353), (868, 14005813), (1099, 11061916), (2198, 5530958), (4396, 2765479), (4867, 2497852), (9734, 1248926), (19468, 624463), (34069, 356836), (68138, 178418), (89209, 136276)]