2500071

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{149}}^1$

素因数の和:223

約数の個数: 32

約数和(自身を含む): 4147200

約数和(自身を除く): 1647129

約数列:

[1, 3, 7, 17, 21, 47, 51, 119, 141, 149, 329, 357, 447, 799, 987, 1043, 2397, 2533, 3129, 5593, 7003, 7599, 16779, 17731, 21009, 49021, 53193, 119051, 147063, 357153, 833357, 2500071]

約数ペア:

[(1, 2500071), (3, 833357), (7, 357153), (17, 147063), (21, 119051), (47, 53193), (51, 49021), (119, 21009), (141, 17731), (149, 16779), (329, 7599), (357, 7003), (447, 5593), (799, 3129), (987, 2533), (1043, 2397)]