393172719

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{97}}^1$

素因数の和:272

約数の個数: 64

約数和(自身を含む): 609638400

約数和(自身を除く): 216465681

約数列:

[1, 3, 17, 19, 47, 51, 57, 89, 97, 141, 267, 291, 323, 799, 893, 969, 1513, 1649, 1691, 1843, 2397, 2679, 4183, 4539, 4559, 4947, 5073, 5529, 8633, 12549, 13677, 15181, 25899, 28747, 31331, 45543, 71111, 77503, 79477, 86241, 86621, 93993, 146761, 164027, 213333, 232509, 238431, 259863, 405751, 440283, 492081, 1217253, 1351109, 1472557, 2788459, 4053327, 4417671, 6897767, 7709269, 8365377, 20693301, 23127807, 131057573, 393172719]

約数ペア:

[(1, 393172719), (3, 131057573), (17, 23127807), (19, 20693301), (47, 8365377), (51, 7709269), (57, 6897767), (89, 4417671), (97, 4053327), (141, 2788459), (267, 1472557), (291, 1351109), (323, 1217253), (799, 492081), (893, 440283), (969, 405751), (1513, 259863), (1649, 238431), (1691, 232509), (1843, 213333), (2397, 164027), (2679, 146761), (4183, 93993), (4539, 86621), (4559, 86241), (4947, 79477), (5073, 77503), (5529, 71111), (8633, 45543), (12549, 31331), (13677, 28747), (15181, 25899)]