157213161

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{181}}^1\times {\mathrm{811}}^1$

素因数の和:1022

約数の個数: 48

約数和(自身を含む): 276651648

約数和(自身を除く): 119438487

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 119, 153, 181, 357, 543, 811, 1071, 1267, 1629, 2433, 3077, 3801, 5677, 7299, 9231, 11403, 13787, 17031, 21539, 27693, 41361, 51093, 64617, 96509, 124083, 146791, 193851, 289527, 440373, 868581, 1027537, 1321119, 2495447, 3082611, 7486341, 9247833, 17468129, 22459023, 52404387, 157213161]

約数ペア:

[(1, 157213161), (3, 52404387), (7, 22459023), (9, 17468129), (17, 9247833), (21, 7486341), (51, 3082611), (63, 2495447), (119, 1321119), (153, 1027537), (181, 868581), (357, 440373), (543, 289527), (811, 193851), (1071, 146791), (1267, 124083), (1629, 96509), (2433, 64617), (3077, 51093), (3801, 41361), (5677, 27693), (7299, 21539), (9231, 17031), (11403, 13787)]