277788487677

素因数分解:

$3^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1\times {\mathrm{193}}^1\times {\mathrm{233}}^1\times {\mathrm{421}}^1$

素因数の和:990

約数の個数: 64

約数和(自身を含む): 385594350336

約数和(自身を除く): 107805862659

約数列:

[1, 3, 67, 73, 193, 201, 219, 233, 421, 579, 699, 1263, 4891, 12931, 14089, 14673, 15611, 17009, 28207, 30733, 38793, 42267, 44969, 46833, 51027, 81253, 84621, 92199, 98093, 134907, 243759, 294279, 943963, 1139603, 2059111, 2831889, 3012923, 3282737, 3418809, 5443951, 5931469, 6177333, 6572231, 7160789, 9038769, 9848211, 16331853, 17794407, 18931949, 19716693, 21482367, 56795847, 219943379, 397408423, 479772863, 659830137, 1192225269, 1268440583, 1382032277, 1439318589, 3805321749, 4146096831, 92596162559, 277788487677]

約数ペア:

[(1, 277788487677), (3, 92596162559), (67, 4146096831), (73, 3805321749), (193, 1439318589), (201, 1382032277), (219, 1268440583), (233, 1192225269), (421, 659830137), (579, 479772863), (699, 397408423), (1263, 219943379), (4891, 56795847), (12931, 21482367), (14089, 19716693), (14673, 18931949), (15611, 17794407), (17009, 16331853), (28207, 9848211), (30733, 9038769), (38793, 7160789), (42267, 6572231), (44969, 6177333), (46833, 5931469), (51027, 5443951), (81253, 3418809), (84621, 3282737), (92199, 3012923), (98093, 2831889), (134907, 2059111), (243759, 1139603), (294279, 943963)]