128284688

素因数分解:

$2^4\times 7^1\times {\mathrm{449}}^1\times {\mathrm{2551}}^1$

素因数の和:3015

約数の個数: 40

約数和(自身を含む): 284803200

約数和(自身を除く): 156518512

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 449, 898, 1796, 2551, 3143, 3592, 5102, 6286, 7184, 10204, 12572, 17857, 20408, 25144, 35714, 40816, 50288, 71428, 142856, 285712, 1145399, 2290798, 4581596, 8017793, 9163192, 16035586, 18326384, 32071172, 64142344, 128284688]

約数ペア:

[(1, 128284688), (2, 64142344), (4, 32071172), (7, 18326384), (8, 16035586), (14, 9163192), (16, 8017793), (28, 4581596), (56, 2290798), (112, 1145399), (449, 285712), (898, 142856), (1796, 71428), (2551, 50288), (3143, 40816), (3592, 35714), (5102, 25144), (6286, 20408), (7184, 17857), (10204, 12572)]