13281731967

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{211}}^1\times {\mathrm{176321}}^1$

素因数の和:176559

約数の個数: 32

約数和(自身を含む): 21531032064

約数和(自身を除く): 8249300097

約数列:

[1, 3, 7, 17, 21, 51, 119, 211, 357, 633, 1477, 3587, 4431, 10761, 25109, 75327, 176321, 528963, 1234247, 2997457, 3702741, 8992371, 20982199, 37203731, 62946597, 111611193, 260426117, 632463427, 781278351, 1897390281, 4427243989, 13281731967]

約数ペア:

[(1, 13281731967), (3, 4427243989), (7, 1897390281), (17, 781278351), (21, 632463427), (51, 260426117), (119, 111611193), (211, 62946597), (357, 37203731), (633, 20982199), (1477, 8992371), (3587, 3702741), (4431, 2997457), (10761, 1234247), (25109, 528963), (75327, 176321)]