8161201727

素因数分解:

$7^1\times {\mathrm{19}}^3\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1$

素因数の和:233

約数の個数: 64

約数和(自身を含む): 10397798400

約数和(自身を除く): 2236596673

約数列:

[1, 7, 19, 43, 59, 67, 133, 301, 361, 413, 469, 817, 1121, 1273, 2527, 2537, 2881, 3953, 5719, 6859, 7847, 8911, 15523, 17759, 20167, 21299, 24187, 27671, 48013, 48203, 54739, 75107, 108661, 149093, 169309, 169979, 294937, 337421, 383173, 404681, 459553, 525749, 915857, 1040041, 1189853, 1427033, 2064559, 2832767, 3216871, 3229601, 6410999, 7280287, 9989231, 17401283, 19760779, 22607207, 27113627, 61362419, 121808981, 138325453, 189795389, 429536933, 1165885961, 8161201727]

約数ペア:

[(1, 8161201727), (7, 1165885961), (19, 429536933), (43, 189795389), (59, 138325453), (67, 121808981), (133, 61362419), (301, 27113627), (361, 22607207), (413, 19760779), (469, 17401283), (817, 9989231), (1121, 7280287), (1273, 6410999), (2527, 3229601), (2537, 3216871), (2881, 2832767), (3953, 2064559), (5719, 1427033), (6859, 1189853), (7847, 1040041), (8911, 915857), (15523, 525749), (17759, 459553), (20167, 404681), (21299, 383173), (24187, 337421), (27671, 294937), (48013, 169979), (48203, 169309), (54739, 149093), (75107, 108661)]