31171616

素因数分解:

$2^5\times 7^1\times {\mathrm{31}}^1\times {\mathrm{67}}^2$

素因数の和:182

約数の個数: 72

約数和(自身を含む): 73495296

約数和(自身を除く): 42323680

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 67, 112, 124, 134, 217, 224, 248, 268, 434, 469, 496, 536, 868, 938, 992, 1072, 1736, 1876, 2077, 2144, 3472, 3752, 4154, 4489, 6944, 7504, 8308, 8978, 14539, 15008, 16616, 17956, 29078, 31423, 33232, 35912, 58156, 62846, 66464, 71824, 116312, 125692, 139159, 143648, 232624, 251384, 278318, 465248, 502768, 556636, 974113, 1005536, 1113272, 1948226, 2226544, 3896452, 4453088, 7792904, 15585808, 31171616]

約数ペア:

[(1, 31171616), (2, 15585808), (4, 7792904), (7, 4453088), (8, 3896452), (14, 2226544), (16, 1948226), (28, 1113272), (31, 1005536), (32, 974113), (56, 556636), (62, 502768), (67, 465248), (112, 278318), (124, 251384), (134, 232624), (217, 143648), (224, 139159), (248, 125692), (268, 116312), (434, 71824), (469, 66464), (496, 62846), (536, 58156), (868, 35912), (938, 33232), (992, 31423), (1072, 29078), (1736, 17956), (1876, 16616), (2077, 15008), (2144, 14539), (3472, 8978), (3752, 8308), (4154, 7504), (4489, 6944)]