71638179

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1\times {\mathrm{191}}^1$

素因数の和:371

約数の個数: 32

約数和(自身を含む): 102727680

約数和(自身を除く): 31089501

約数列:

[1, 3, 31, 37, 93, 109, 111, 191, 327, 573, 1147, 3379, 3441, 4033, 5921, 7067, 10137, 12099, 17763, 20819, 21201, 62457, 125023, 219077, 375069, 645389, 657231, 770303, 1936167, 2310909, 23879393, 71638179]

約数ペア:

[(1, 71638179), (3, 23879393), (31, 2310909), (37, 1936167), (93, 770303), (109, 657231), (111, 645389), (191, 375069), (327, 219077), (573, 125023), (1147, 62457), (3379, 21201), (3441, 20819), (4033, 17763), (5921, 12099), (7067, 10137)]