31713058

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{457}}^1$

素因数の和:646

約数の個数: 32

約数和(自身を含む): 54707184

約数和(自身を除く): 22994126

約数列:

[1, 2, 13, 17, 26, 34, 157, 221, 314, 442, 457, 914, 2041, 2669, 4082, 5338, 5941, 7769, 11882, 15538, 34697, 69394, 71749, 100997, 143498, 201994, 932737, 1219733, 1865474, 2439466, 15856529, 31713058]

約数ペア:

[(1, 31713058), (2, 15856529), (13, 2439466), (17, 1865474), (26, 1219733), (34, 932737), (157, 201994), (221, 143498), (314, 100997), (442, 71749), (457, 69394), (914, 34697), (2041, 15538), (2669, 11882), (4082, 7769), (5338, 5941)]