2979998

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{659}}^1$

素因数の和:704

約数の個数: 32

約数和(自身を含む): 5702400

約数和(自身を除く): 2722402

約数列:

[1, 2, 7, 14, 17, 19, 34, 38, 119, 133, 238, 266, 323, 646, 659, 1318, 2261, 4522, 4613, 9226, 11203, 12521, 22406, 25042, 78421, 87647, 156842, 175294, 212857, 425714, 1489999, 2979998]

約数ペア:

[(1, 2979998), (2, 1489999), (7, 425714), (14, 212857), (17, 175294), (19, 156842), (34, 87647), (38, 78421), (119, 25042), (133, 22406), (238, 12521), (266, 11203), (323, 9226), (646, 4613), (659, 4522), (1318, 2261)]