971748547

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{431}}^1$

素因数の和:592

約数の個数: 48

約数和(自身を含む): 1276508160

約数和(自身を除く): 304759613

約数列:

[1, 7, 11, 47, 49, 77, 89, 329, 431, 517, 539, 623, 979, 2303, 3017, 3619, 4183, 4361, 4741, 6853, 20257, 21119, 25333, 29281, 33187, 38359, 46013, 47971, 141799, 204967, 222827, 232309, 268513, 322091, 421949, 992593, 1559789, 1802873, 1879591, 2254637, 2953643, 10918523, 12620111, 19831603, 20675501, 88340777, 138821221, 971748547]

約数ペア:

[(1, 971748547), (7, 138821221), (11, 88340777), (47, 20675501), (49, 19831603), (77, 12620111), (89, 10918523), (329, 2953643), (431, 2254637), (517, 1879591), (539, 1802873), (623, 1559789), (979, 992593), (2303, 421949), (3017, 322091), (3619, 268513), (4183, 232309), (4361, 222827), (4741, 204967), (6853, 141799), (20257, 47971), (21119, 46013), (25333, 38359), (29281, 33187)]