26288647

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1$

素因数の和:212

約数の個数: 48

約数和(自身を含む): 37428480

約数和(自身を除く): 11139833

約数列:

[1, 7, 11, 17, 19, 49, 77, 119, 133, 151, 187, 209, 323, 539, 833, 931, 1057, 1309, 1463, 1661, 2261, 2567, 2869, 3553, 7399, 9163, 10241, 11627, 15827, 17969, 20083, 24871, 28237, 31559, 48773, 81389, 125783, 140581, 174097, 197659, 220913, 341411, 536503, 1383613, 1546391, 2389877, 3755521, 26288647]

約数ペア:

[(1, 26288647), (7, 3755521), (11, 2389877), (17, 1546391), (19, 1383613), (49, 536503), (77, 341411), (119, 220913), (133, 197659), (151, 174097), (187, 140581), (209, 125783), (323, 81389), (539, 48773), (833, 31559), (931, 28237), (1057, 24871), (1309, 20083), (1463, 17969), (1661, 15827), (2261, 11627), (2567, 10241), (2869, 9163), (3553, 7399)]