15691131222851

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{643}}^1\times {\mathrm{3007889}}^1$

素因数の和:3008619

約数の個数: 32

約数和(自身を含む): 19215845107200

約数和(自身を除く): 3524713884349

約数列:

[1, 7, 19, 61, 133, 427, 643, 1159, 4501, 8113, 12217, 39223, 85519, 274561, 745237, 3007889, 5216659, 21055223, 57149891, 183481229, 400049237, 1284368603, 1934072627, 3486143351, 13538508389, 24403003457, 36747379913, 117978430247, 257231659391, 825849011729, 2241590174693, 15691131222851]

約数ペア:

[(1, 15691131222851), (7, 2241590174693), (19, 825849011729), (61, 257231659391), (133, 117978430247), (427, 36747379913), (643, 24403003457), (1159, 13538508389), (4501, 3486143351), (8113, 1934072627), (12217, 1284368603), (39223, 400049237), (85519, 183481229), (274561, 57149891), (745237, 21055223), (3007889, 5216659)]