989651013

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{719}}^1\times {\mathrm{1217}}^1$

素因数の和:1981

約数の個数: 32

約数和(自身を含む): 1473292800

約数和(自身を除く): 483641787

約数列:

[1, 3, 13, 29, 39, 87, 377, 719, 1131, 1217, 2157, 3651, 9347, 15821, 20851, 28041, 35293, 47463, 62553, 105879, 271063, 458809, 813189, 875023, 1376427, 2625069, 11375299, 25375667, 34125897, 76127001, 329883671, 989651013]

約数ペア:

[(1, 989651013), (3, 329883671), (13, 76127001), (29, 34125897), (39, 25375667), (87, 11375299), (377, 2625069), (719, 1376427), (1131, 875023), (1217, 813189), (2157, 458809), (3651, 271063), (9347, 105879), (15821, 62553), (20851, 47463), (28041, 35293)]