128431968

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{191119}}^1$

素因数の和:191139

約数の個数: 48

約数和(自身を含む): 385297920

約数和(自身を除く): 256865952

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 84, 96, 112, 168, 224, 336, 672, 191119, 382238, 573357, 764476, 1146714, 1337833, 1528952, 2293428, 2675666, 3057904, 4013499, 4586856, 5351332, 6115808, 8026998, 9173712, 10702664, 16053996, 18347424, 21405328, 32107992, 42810656, 64215984, 128431968]

約数ペア:

[(1, 128431968), (2, 64215984), (3, 42810656), (4, 32107992), (6, 21405328), (7, 18347424), (8, 16053996), (12, 10702664), (14, 9173712), (16, 8026998), (21, 6115808), (24, 5351332), (28, 4586856), (32, 4013499), (42, 3057904), (48, 2675666), (56, 2293428), (84, 1528952), (96, 1337833), (112, 1146714), (168, 764476), (224, 573357), (336, 382238), (672, 191119)]