2940003

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{521}}^1$

素因数の和:560

約数の個数: 32

約数和(自身を含む): 5011200

約数和(自身を除く): 2071197

約数列:

[1, 3, 9, 11, 19, 27, 33, 57, 99, 171, 209, 297, 513, 521, 627, 1563, 1881, 4689, 5643, 5731, 9899, 14067, 17193, 29697, 51579, 89091, 108889, 154737, 267273, 326667, 980001, 2940003]

約数ペア:

[(1, 2940003), (3, 980001), (9, 326667), (11, 267273), (19, 154737), (27, 108889), (33, 89091), (57, 51579), (99, 29697), (171, 17193), (209, 14067), (297, 9899), (513, 5731), (521, 5643), (627, 4689), (1563, 1881)]