217051954

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{10247}}^1$

素因数の和:10362

約数の個数: 32

約数和(自身を含む): 398442240

約数和(自身を除く): 181390286

約数列:

[1, 2, 7, 14, 17, 34, 89, 119, 178, 238, 623, 1246, 1513, 3026, 10247, 10591, 20494, 21182, 71729, 143458, 174199, 348398, 911983, 1219393, 1823966, 2438786, 6383881, 12767762, 15503711, 31007422, 108525977, 217051954]

約数ペア:

[(1, 217051954), (2, 108525977), (7, 31007422), (14, 15503711), (17, 12767762), (34, 6383881), (89, 2438786), (119, 1823966), (178, 1219393), (238, 911983), (623, 348398), (1246, 174199), (1513, 143458), (3026, 71729), (10247, 21182), (10591, 20494)]