201719238

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{2237}}^1$

素因数の和:2381

約数の個数: 64

約数和(自身を含む): 489853440

約数和(自身を除く): 288134202

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 57, 113, 114, 133, 226, 266, 339, 399, 678, 791, 798, 1582, 2147, 2237, 2373, 4294, 4474, 4746, 6441, 6711, 12882, 13422, 15029, 15659, 30058, 31318, 42503, 45087, 46977, 85006, 90174, 93954, 127509, 252781, 255018, 297521, 505562, 595042, 758343, 892563, 1516686, 1769467, 1785126, 3538934, 4802839, 5308401, 9605678, 10616802, 14408517, 28817034, 33619873, 67239746, 100859619, 201719238]

約数ペア:

[(1, 201719238), (2, 100859619), (3, 67239746), (6, 33619873), (7, 28817034), (14, 14408517), (19, 10616802), (21, 9605678), (38, 5308401), (42, 4802839), (57, 3538934), (113, 1785126), (114, 1769467), (133, 1516686), (226, 892563), (266, 758343), (339, 595042), (399, 505562), (678, 297521), (791, 255018), (798, 252781), (1582, 127509), (2147, 93954), (2237, 90174), (2373, 85006), (4294, 46977), (4474, 45087), (4746, 42503), (6441, 31318), (6711, 30058), (12882, 15659), (13422, 15029)]