317991254

素因数分解:

$2^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{199}}^1\times {\mathrm{727}}^1$

素因数の和:1092

約数の個数: 32

約数和(自身を含む): 552115200

約数和(自身を除く): 234123946

約数列:

[1, 2, 7, 14, 157, 199, 314, 398, 727, 1099, 1393, 1454, 2198, 2786, 5089, 10178, 31243, 62486, 114139, 144673, 218701, 228278, 289346, 437402, 798973, 1012711, 1597946, 2025422, 22713661, 45427322, 158995627, 317991254]

約数ペア:

[(1, 317991254), (2, 158995627), (7, 45427322), (14, 22713661), (157, 2025422), (199, 1597946), (314, 1012711), (398, 798973), (727, 437402), (1099, 289346), (1393, 228278), (1454, 218701), (2198, 144673), (2786, 114139), (5089, 62486), (10178, 31243)]