393669874

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{211}}^1\times {\mathrm{983}}^1$

素因数の和:1282

約数の個数: 32

約数和(自身を含む): 648353664

約数和(自身を除く): 254683790

約数列:

[1, 2, 13, 26, 73, 146, 211, 422, 949, 983, 1898, 1966, 2743, 5486, 12779, 15403, 25558, 30806, 71759, 143518, 200239, 207413, 400478, 414826, 932867, 1865734, 2696369, 5392738, 15141149, 30282298, 196834937, 393669874]

約数ペア:

[(1, 393669874), (2, 196834937), (13, 30282298), (26, 15141149), (73, 5392738), (146, 2696369), (211, 1865734), (422, 932867), (949, 414826), (983, 400478), (1898, 207413), (1966, 200239), (2743, 143518), (5486, 71759), (12779, 30806), (15403, 25558)]