201953955

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{227}}^1\times {\mathrm{229}}^1$

素因数の和:508

約数の個数: 64

約数和(自身を含む): 382602240

約数和(自身を除く): 180648285

約数列:

[1, 3, 5, 7, 15, 21, 35, 37, 105, 111, 185, 227, 229, 259, 555, 681, 687, 777, 1135, 1145, 1295, 1589, 1603, 3405, 3435, 3885, 4767, 4809, 7945, 8015, 8399, 8473, 23835, 24045, 25197, 25419, 41995, 42365, 51983, 58793, 59311, 125985, 127095, 155949, 176379, 177933, 259915, 293965, 296555, 363881, 779745, 881895, 889665, 1091643, 1819405, 1923371, 5458215, 5770113, 9616855, 13463597, 28850565, 40390791, 67317985, 201953955]

約数ペア:

[(1, 201953955), (3, 67317985), (5, 40390791), (7, 28850565), (15, 13463597), (21, 9616855), (35, 5770113), (37, 5458215), (105, 1923371), (111, 1819405), (185, 1091643), (227, 889665), (229, 881895), (259, 779745), (555, 363881), (681, 296555), (687, 293965), (777, 259915), (1135, 177933), (1145, 176379), (1295, 155949), (1589, 127095), (1603, 125985), (3405, 59311), (3435, 58793), (3885, 51983), (4767, 42365), (4809, 41995), (7945, 25419), (8015, 25197), (8399, 24045), (8473, 23835)]