257224

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1$

素因数の和:133

約数の個数: 32

約数和(自身を含む): 547200

約数和(自身を除く): 289976

約数列:

[1, 2, 4, 8, 11, 22, 37, 44, 74, 79, 88, 148, 158, 296, 316, 407, 632, 814, 869, 1628, 1738, 2923, 3256, 3476, 5846, 6952, 11692, 23384, 32153, 64306, 128612, 257224]

約数ペア:

[(1, 257224), (2, 128612), (4, 64306), (8, 32153), (11, 23384), (22, 11692), (37, 6952), (44, 5846), (74, 3476), (79, 3256), (88, 2923), (148, 1738), (158, 1628), (296, 869), (316, 814), (407, 632)]