201327795

素因数分解:

$3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{659}}^1$

素因数の和:777

約数の個数: 64

約数和(自身を含む): 375091200

約数和(自身を除く): 173763405

約数列:

[1, 3, 5, 9, 15, 27, 31, 45, 73, 93, 135, 155, 219, 279, 365, 465, 657, 659, 837, 1095, 1395, 1971, 1977, 2263, 3285, 3295, 4185, 5931, 6789, 9855, 9885, 11315, 17793, 20367, 20429, 29655, 33945, 48107, 61101, 61287, 88965, 101835, 102145, 144321, 183861, 240535, 305505, 306435, 432963, 551583, 721605, 919305, 1298889, 1491317, 2164815, 2757915, 4473951, 6494445, 7456585, 13421853, 22369755, 40265559, 67109265, 201327795]

約数ペア:

[(1, 201327795), (3, 67109265), (5, 40265559), (9, 22369755), (15, 13421853), (27, 7456585), (31, 6494445), (45, 4473951), (73, 2757915), (93, 2164815), (135, 1491317), (155, 1298889), (219, 919305), (279, 721605), (365, 551583), (465, 432963), (657, 306435), (659, 305505), (837, 240535), (1095, 183861), (1395, 144321), (1971, 102145), (1977, 101835), (2263, 88965), (3285, 61287), (3295, 61101), (4185, 48107), (5931, 33945), (6789, 29655), (9855, 20429), (9885, 20367), (11315, 17793)]