149726213

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{139}}^1$

素因数の和:274

約数の個数: 48

約数和(自身を含む): 201096000

約数和(自身を除く): 51369787

約数列:

[1, 7, 13, 19, 49, 89, 91, 133, 139, 247, 623, 637, 931, 973, 1157, 1691, 1729, 1807, 2641, 4361, 6811, 8099, 11837, 12103, 12371, 12649, 18487, 21983, 34333, 56693, 82859, 86597, 88543, 129409, 153881, 160823, 235049, 240331, 606179, 1077167, 1125761, 1645343, 1682317, 3055637, 7880327, 11517401, 21389459, 149726213]

約数ペア:

[(1, 149726213), (7, 21389459), (13, 11517401), (19, 7880327), (49, 3055637), (89, 1682317), (91, 1645343), (133, 1125761), (139, 1077167), (247, 606179), (623, 240331), (637, 235049), (931, 160823), (973, 153881), (1157, 129409), (1691, 88543), (1729, 86597), (1807, 82859), (2641, 56693), (4361, 34333), (6811, 21983), (8099, 18487), (11837, 12649), (12103, 12371)]