261900262

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{107}}^1\times {\mathrm{2003}}^1$

素因数の和:2172

約数の個数: 32

約数和(自身を含む): 436326912

約数和(自身を除く): 174426650

約数列:

[1, 2, 13, 26, 47, 94, 107, 214, 611, 1222, 1391, 2003, 2782, 4006, 5029, 10058, 26039, 52078, 65377, 94141, 130754, 188282, 214321, 428642, 1223833, 2447666, 2786173, 5572346, 10073087, 20146174, 130950131, 261900262]

約数ペア:

[(1, 261900262), (2, 130950131), (13, 20146174), (26, 10073087), (47, 5572346), (94, 2786173), (107, 2447666), (214, 1223833), (611, 428642), (1222, 214321), (1391, 188282), (2003, 130754), (2782, 94141), (4006, 65377), (5029, 52078), (10058, 26039)]