389969307

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{757}}^1$

素因数の和:837

約数の個数: 96

約数和(自身を含む): 754895232

約数和(自身を除く): 364925925

約数列:

[1, 3, 7, 9, 13, 17, 21, 37, 39, 51, 63, 91, 111, 117, 119, 153, 221, 259, 273, 333, 357, 481, 629, 663, 757, 777, 819, 1071, 1443, 1547, 1887, 1989, 2271, 2331, 3367, 4329, 4403, 4641, 5299, 5661, 6813, 8177, 9841, 10101, 12869, 13209, 13923, 15897, 24531, 28009, 29523, 30303, 38607, 39627, 47691, 57239, 68887, 73593, 84027, 88569, 90083, 115821, 167297, 171717, 196063, 206661, 252081, 270249, 364117, 476153, 501891, 515151, 588189, 619983, 810747, 1092351, 1171079, 1428459, 1505673, 1764567, 2548819, 3277053, 3333071, 3513237, 4285377, 6189989, 7646457, 9999213, 10539711, 18569967, 22939371, 29997639, 43329923, 55709901, 129989769, 389969307]

約数ペア:

[(1, 389969307), (3, 129989769), (7, 55709901), (9, 43329923), (13, 29997639), (17, 22939371), (21, 18569967), (37, 10539711), (39, 9999213), (51, 7646457), (63, 6189989), (91, 4285377), (111, 3513237), (117, 3333071), (119, 3277053), (153, 2548819), (221, 1764567), (259, 1505673), (273, 1428459), (333, 1171079), (357, 1092351), (481, 810747), (629, 619983), (663, 588189), (757, 515151), (777, 501891), (819, 476153), (1071, 364117), (1443, 270249), (1547, 252081), (1887, 206661), (1989, 196063), (2271, 171717), (2331, 167297), (3367, 115821), (4329, 90083), (4403, 88569), (4641, 84027), (5299, 73593), (5661, 68887), (6813, 57239), (8177, 47691), (9841, 39627), (10101, 38607), (12869, 30303), (13209, 29523), (13923, 28009), (15897, 24531)]