31111388

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{1217}}^1$

素因数の和:1322

約数の個数: 48

約数和(自身を含む): 68753664

約数和(自身を除く): 37642276

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 83, 154, 166, 308, 332, 581, 913, 1162, 1217, 1826, 2324, 2434, 3652, 4868, 6391, 8519, 12782, 13387, 17038, 25564, 26774, 34076, 53548, 93709, 101011, 187418, 202022, 374836, 404044, 707077, 1111121, 1414154, 2222242, 2828308, 4444484, 7777847, 15555694, 31111388]

約数ペア:

[(1, 31111388), (2, 15555694), (4, 7777847), (7, 4444484), (11, 2828308), (14, 2222242), (22, 1414154), (28, 1111121), (44, 707077), (77, 404044), (83, 374836), (154, 202022), (166, 187418), (308, 101011), (332, 93709), (581, 53548), (913, 34076), (1162, 26774), (1217, 25564), (1826, 17038), (2324, 13387), (2434, 12782), (3652, 8519), (4868, 6391)]