31217956

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{1283}}^1$

素因数の和:1384

約数の個数: 48

約数和(自身を含む): 69027840

約数和(自身を除く): 37809884

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 79, 154, 158, 308, 316, 553, 869, 1106, 1283, 1738, 2212, 2566, 3476, 5132, 6083, 8981, 12166, 14113, 17962, 24332, 28226, 35924, 56452, 98791, 101357, 197582, 202714, 395164, 405428, 709499, 1114927, 1418998, 2229854, 2837996, 4459708, 7804489, 15608978, 31217956]

約数ペア:

[(1, 31217956), (2, 15608978), (4, 7804489), (7, 4459708), (11, 2837996), (14, 2229854), (22, 1418998), (28, 1114927), (44, 709499), (77, 405428), (79, 395164), (154, 202714), (158, 197582), (308, 101357), (316, 98791), (553, 56452), (869, 35924), (1106, 28226), (1283, 24332), (1738, 17962), (2212, 14113), (2566, 12166), (3476, 8981), (5132, 6083)]