42688408

素因数分解:

$2^3\times 7^3\times {\mathrm{47}}^1\times {\mathrm{331}}^1$

素因数の和:405

約数の個数: 64

約数和(自身を含む): 95616000

約数和(自身を除く): 52927592

約数列:

[1, 2, 4, 7, 8, 14, 28, 47, 49, 56, 94, 98, 188, 196, 329, 331, 343, 376, 392, 658, 662, 686, 1316, 1324, 1372, 2303, 2317, 2632, 2648, 2744, 4606, 4634, 9212, 9268, 15557, 16121, 16219, 18424, 18536, 31114, 32242, 32438, 62228, 64484, 64876, 108899, 113533, 124456, 128968, 129752, 217798, 227066, 435596, 454132, 762293, 871192, 908264, 1524586, 3049172, 5336051, 6098344, 10672102, 21344204, 42688408]

約数ペア:

[(1, 42688408), (2, 21344204), (4, 10672102), (7, 6098344), (8, 5336051), (14, 3049172), (28, 1524586), (47, 908264), (49, 871192), (56, 762293), (94, 454132), (98, 435596), (188, 227066), (196, 217798), (329, 129752), (331, 128968), (343, 124456), (376, 113533), (392, 108899), (658, 64876), (662, 64484), (686, 62228), (1316, 32438), (1324, 32242), (1372, 31114), (2303, 18536), (2317, 18424), (2632, 16219), (2648, 16121), (2744, 15557), (4606, 9268), (4634, 9212)]