39138385

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1$

素因数の和:158

約数の個数: 64

約数和(自身を含む): 60318720

約数和(自身を除く): 21180335

約数列:

[1, 5, 11, 13, 19, 43, 55, 65, 67, 95, 143, 209, 215, 247, 335, 473, 559, 715, 737, 817, 871, 1045, 1235, 1273, 2365, 2717, 2795, 2881, 3685, 4085, 4355, 6149, 6365, 8987, 9581, 10621, 13585, 14003, 14405, 16549, 30745, 31691, 37453, 44935, 47905, 53105, 54739, 70015, 82745, 116831, 158455, 182039, 187265, 273695, 411983, 584155, 602129, 711607, 910195, 2059915, 3010645, 3558035, 7827677, 39138385]

約数ペア:

[(1, 39138385), (5, 7827677), (11, 3558035), (13, 3010645), (19, 2059915), (43, 910195), (55, 711607), (65, 602129), (67, 584155), (95, 411983), (143, 273695), (209, 187265), (215, 182039), (247, 158455), (335, 116831), (473, 82745), (559, 70015), (715, 54739), (737, 53105), (817, 47905), (871, 44935), (1045, 37453), (1235, 31691), (1273, 30745), (2365, 16549), (2717, 14405), (2795, 14003), (2881, 13585), (3685, 10621), (4085, 9581), (4355, 8987), (6149, 6365)]