157901976

素因数分解:

$2^3\times 3^2\times {\mathrm{991}}^1\times {\mathrm{2213}}^1$

素因数の和:3216

約数の個数: 48

約数和(自身を含む): 428276160

約数和(自身を除く): 270374184

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 991, 1982, 2213, 2973, 3964, 4426, 5946, 6639, 7928, 8852, 8919, 11892, 13278, 17704, 17838, 19917, 23784, 26556, 35676, 39834, 53112, 71352, 79668, 159336, 2193083, 4386166, 6579249, 8772332, 13158498, 17544664, 19737747, 26316996, 39475494, 52633992, 78950988, 157901976]

約数ペア:

[(1, 157901976), (2, 78950988), (3, 52633992), (4, 39475494), (6, 26316996), (8, 19737747), (9, 17544664), (12, 13158498), (18, 8772332), (24, 6579249), (36, 4386166), (72, 2193083), (991, 159336), (1982, 79668), (2213, 71352), (2973, 53112), (3964, 39834), (4426, 35676), (5946, 26556), (6639, 23784), (7928, 19917), (8852, 17838), (8919, 17704), (11892, 13278)]