38939547

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{107}}^1$

素因数の和:275

約数の個数: 32

約数和(自身を含む): 55987200

約数和(自身を除く): 17047653

約数列:

[1, 3, 29, 47, 87, 89, 107, 141, 267, 321, 1363, 2581, 3103, 4089, 4183, 5029, 7743, 9309, 9523, 12549, 15087, 28569, 121307, 145841, 276167, 363921, 437523, 447581, 828501, 1342743, 12979849, 38939547]

約数ペア:

[(1, 38939547), (3, 12979849), (29, 1342743), (47, 828501), (87, 447581), (89, 437523), (107, 363921), (141, 276167), (267, 145841), (321, 121307), (1363, 28569), (2581, 15087), (3103, 12549), (4089, 9523), (4183, 9309), (5029, 7743)]