207934251

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{191}}^1\times {\mathrm{1103}}^1$

素因数の和:1351

約数の個数: 32

約数和(自身を含む): 325582848

約数和(自身を除く): 117648597

約数列:

[1, 3, 7, 21, 47, 141, 191, 329, 573, 987, 1103, 1337, 3309, 4011, 7721, 8977, 23163, 26931, 51841, 62839, 155523, 188517, 210673, 362887, 632019, 1088661, 1474711, 4424133, 9901631, 29704893, 69311417, 207934251]

約数ペア:

[(1, 207934251), (3, 69311417), (7, 29704893), (21, 9901631), (47, 4424133), (141, 1474711), (191, 1088661), (329, 632019), (573, 362887), (987, 210673), (1103, 188517), (1337, 155523), (3309, 62839), (4011, 51841), (7721, 26931), (8977, 23163)]