31068401

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1$

素因数の和:214

約数の個数: 48

約数和(自身を含む): 43666560

約数和(自身を除く): 12598159

約数列:

[1, 7, 13, 17, 19, 49, 91, 119, 133, 151, 221, 247, 323, 637, 833, 931, 1057, 1547, 1729, 1963, 2261, 2567, 2869, 4199, 7399, 10829, 12103, 13741, 15827, 17969, 20083, 29393, 33371, 37297, 48773, 96187, 125783, 140581, 205751, 233597, 261079, 341411, 634049, 1635179, 1827553, 2389877, 4438343, 31068401]

約数ペア:

[(1, 31068401), (7, 4438343), (13, 2389877), (17, 1827553), (19, 1635179), (49, 634049), (91, 341411), (119, 261079), (133, 233597), (151, 205751), (221, 140581), (247, 125783), (323, 96187), (637, 48773), (833, 37297), (931, 33371), (1057, 29393), (1547, 20083), (1729, 17969), (1963, 15827), (2261, 13741), (2567, 12103), (2869, 10829), (4199, 7399)]