2237991

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1$

素因数の和:179

約数の個数: 32

約数和(自身を含む): 3686400

約数和(自身を除く): 1448409

約数列:

[1, 3, 7, 19, 21, 57, 71, 79, 133, 213, 237, 399, 497, 553, 1349, 1491, 1501, 1659, 4047, 4503, 5609, 9443, 10507, 16827, 28329, 31521, 39263, 106571, 117789, 319713, 745997, 2237991]

約数ペア:

[(1, 2237991), (3, 745997), (7, 319713), (19, 117789), (21, 106571), (57, 39263), (71, 31521), (79, 28329), (133, 16827), (213, 10507), (237, 9443), (399, 5609), (497, 4503), (553, 4047), (1349, 1659), (1491, 1501)]