907664128

素因数分解:

$2^8\times 7^1\times {\mathrm{31}}^1\times {\mathrm{16339}}^1$

素因数の和:16393

約数の個数: 72

約数和(自身を含む): 2137533440

約数和(自身を除く): 1229869312

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 64, 112, 124, 128, 217, 224, 248, 256, 434, 448, 496, 868, 896, 992, 1736, 1792, 1984, 3472, 3968, 6944, 7936, 13888, 16339, 27776, 32678, 55552, 65356, 114373, 130712, 228746, 261424, 457492, 506509, 522848, 914984, 1013018, 1045696, 1829968, 2026036, 2091392, 3545563, 3659936, 4052072, 4182784, 7091126, 7319872, 8104144, 14182252, 14639744, 16208288, 28364504, 29279488, 32416576, 56729008, 64833152, 113458016, 129666304, 226916032, 453832064, 907664128]

約数ペア:

[(1, 907664128), (2, 453832064), (4, 226916032), (7, 129666304), (8, 113458016), (14, 64833152), (16, 56729008), (28, 32416576), (31, 29279488), (32, 28364504), (56, 16208288), (62, 14639744), (64, 14182252), (112, 8104144), (124, 7319872), (128, 7091126), (217, 4182784), (224, 4052072), (248, 3659936), (256, 3545563), (434, 2091392), (448, 2026036), (496, 1829968), (868, 1045696), (896, 1013018), (992, 914984), (1736, 522848), (1792, 506509), (1984, 457492), (3472, 261424), (3968, 228746), (6944, 130712), (7936, 114373), (13888, 65356), (16339, 55552), (27776, 32678)]