64903804

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{149}}^1\times {\mathrm{331}}^1$

素因数の和:538

約数の個数: 48

約数和(自身を含む): 133862400

約数和(自身を除く): 68958596

約数列:

[1, 2, 4, 7, 14, 28, 47, 94, 149, 188, 298, 329, 331, 596, 658, 662, 1043, 1316, 1324, 2086, 2317, 4172, 4634, 7003, 9268, 14006, 15557, 28012, 31114, 49021, 49319, 62228, 98042, 98638, 108899, 196084, 197276, 217798, 345233, 435596, 690466, 1380932, 2317993, 4635986, 9271972, 16225951, 32451902, 64903804]

約数ペア:

[(1, 64903804), (2, 32451902), (4, 16225951), (7, 9271972), (14, 4635986), (28, 2317993), (47, 1380932), (94, 690466), (149, 435596), (188, 345233), (298, 217798), (329, 197276), (331, 196084), (596, 108899), (658, 98638), (662, 98042), (1043, 62228), (1316, 49319), (1324, 49021), (2086, 31114), (2317, 28012), (4172, 15557), (4634, 14006), (7003, 9268)]