66637984

素因数分解:

$2^5\times 7^1\times {\mathrm{521}}^1\times {\mathrm{571}}^1$

素因数の和:1109

約数の個数: 48

約数和(自身を含む): 150486336

約数和(自身を除く): 83848352

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 521, 571, 1042, 1142, 2084, 2284, 3647, 3997, 4168, 4568, 7294, 7994, 8336, 9136, 14588, 15988, 16672, 18272, 29176, 31976, 58352, 63952, 116704, 127904, 297491, 594982, 1189964, 2082437, 2379928, 4164874, 4759856, 8329748, 9519712, 16659496, 33318992, 66637984]

約数ペア:

[(1, 66637984), (2, 33318992), (4, 16659496), (7, 9519712), (8, 8329748), (14, 4759856), (16, 4164874), (28, 2379928), (32, 2082437), (56, 1189964), (112, 594982), (224, 297491), (521, 127904), (571, 116704), (1042, 63952), (1142, 58352), (2084, 31976), (2284, 29176), (3647, 18272), (3997, 16672), (4168, 15988), (4568, 14588), (7294, 9136), (7994, 8336)]