866255978

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{157}}^1\times {\mathrm{239}}^1$

素因数の和:519

約数の個数: 64

約数和(自身を含む): 1605381120

約数和(自身を除く): 739125142

約数列:

[1, 2, 7, 14, 17, 34, 97, 119, 157, 194, 238, 239, 314, 478, 679, 1099, 1358, 1649, 1673, 2198, 2669, 3298, 3346, 4063, 5338, 8126, 11543, 15229, 18683, 23086, 23183, 28441, 30458, 37366, 37523, 46366, 56882, 75046, 106603, 162281, 213206, 258893, 262661, 324562, 394111, 517786, 525322, 637891, 788222, 1275782, 1812251, 2758777, 3624502, 3639731, 4465237, 5517554, 7279462, 8930474, 25478117, 50956234, 61875427, 123750854, 433127989, 866255978]

約数ペア:

[(1, 866255978), (2, 433127989), (7, 123750854), (14, 61875427), (17, 50956234), (34, 25478117), (97, 8930474), (119, 7279462), (157, 5517554), (194, 4465237), (238, 3639731), (239, 3624502), (314, 2758777), (478, 1812251), (679, 1275782), (1099, 788222), (1358, 637891), (1649, 525322), (1673, 517786), (2198, 394111), (2669, 324562), (3298, 262661), (3346, 258893), (4063, 213206), (5338, 162281), (8126, 106603), (11543, 75046), (15229, 56882), (18683, 46366), (23086, 37523), (23183, 37366), (28441, 30458)]