257311912

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{6079}}^1$

素因数の和:6146

約数の個数: 64

約数和(自身を含む): 582220800

約数和(自身を除く): 324908888

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 37, 44, 52, 74, 88, 104, 143, 148, 286, 296, 407, 481, 572, 814, 962, 1144, 1628, 1924, 3256, 3848, 5291, 6079, 10582, 12158, 21164, 24316, 42328, 48632, 66869, 79027, 133738, 158054, 224923, 267476, 316108, 449846, 534952, 632216, 869297, 899692, 1738594, 1799384, 2474153, 2923999, 3477188, 4948306, 5847998, 6954376, 9896612, 11695996, 19793224, 23391992, 32163989, 64327978, 128655956, 257311912]

約数ペア:

[(1, 257311912), (2, 128655956), (4, 64327978), (8, 32163989), (11, 23391992), (13, 19793224), (22, 11695996), (26, 9896612), (37, 6954376), (44, 5847998), (52, 4948306), (74, 3477188), (88, 2923999), (104, 2474153), (143, 1799384), (148, 1738594), (286, 899692), (296, 869297), (407, 632216), (481, 534952), (572, 449846), (814, 316108), (962, 267476), (1144, 224923), (1628, 158054), (1924, 133738), (3256, 79027), (3848, 66869), (5291, 48632), (6079, 42328), (10582, 24316), (12158, 21164)]