855796347

素因数分解:

$3^4\times 7^1\times {\mathrm{19}}^2\times {\mathrm{37}}^1\times {\mathrm{113}}^1$

素因数の和:207

約数の個数: 120

約数和(自身を含む): 1597676256

約数和(自身を除く): 741879909

約数列:

[1, 3, 7, 9, 19, 21, 27, 37, 57, 63, 81, 111, 113, 133, 171, 189, 259, 333, 339, 361, 399, 513, 567, 703, 777, 791, 999, 1017, 1083, 1197, 1539, 2109, 2147, 2331, 2373, 2527, 2997, 3051, 3249, 3591, 4181, 4921, 6327, 6441, 6993, 7119, 7581, 9153, 9747, 10773, 12543, 13357, 14763, 15029, 18981, 19323, 20979, 21357, 22743, 29241, 29267, 37629, 40071, 40793, 44289, 45087, 56943, 57969, 64071, 68229, 79439, 87801, 93499, 112887, 120213, 122379, 132867, 135261, 173907, 204687, 238317, 263403, 280497, 285551, 338661, 360639, 367137, 398601, 405783, 556073, 714951, 790209, 841491, 856653, 1081917, 1101411, 1217349, 1509341, 1668219, 2144853, 2370627, 2524473, 2569959, 3304233, 4528023, 5004657, 6434559, 7573419, 7709877, 10565387, 13584069, 15013971, 23129631, 31696161, 40752207, 45041913, 95088483, 122256621, 285265449, 855796347]

約数ペア:

[(1, 855796347), (3, 285265449), (7, 122256621), (9, 95088483), (19, 45041913), (21, 40752207), (27, 31696161), (37, 23129631), (57, 15013971), (63, 13584069), (81, 10565387), (111, 7709877), (113, 7573419), (133, 6434559), (171, 5004657), (189, 4528023), (259, 3304233), (333, 2569959), (339, 2524473), (361, 2370627), (399, 2144853), (513, 1668219), (567, 1509341), (703, 1217349), (777, 1101411), (791, 1081917), (999, 856653), (1017, 841491), (1083, 790209), (1197, 714951), (1539, 556073), (2109, 405783), (2147, 398601), (2331, 367137), (2373, 360639), (2527, 338661), (2997, 285551), (3051, 280497), (3249, 263403), (3591, 238317), (4181, 204687), (4921, 173907), (6327, 135261), (6441, 132867), (6993, 122379), (7119, 120213), (7581, 112887), (9153, 93499), (9747, 87801), (10773, 79439), (12543, 68229), (13357, 64071), (14763, 57969), (15029, 56943), (18981, 45087), (19323, 44289), (20979, 40793), (21357, 40071), (22743, 37629), (29241, 29267)]