71717212

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{199}}^1\times {\mathrm{211}}^1$

素因数の和:482

約数の個数: 48

約数和(自身を含む): 147212800

約数和(自身を除く): 75495588

約数列:

[1, 2, 4, 7, 14, 28, 61, 122, 199, 211, 244, 398, 422, 427, 796, 844, 854, 1393, 1477, 1708, 2786, 2954, 5572, 5908, 12139, 12871, 24278, 25742, 41989, 48556, 51484, 83978, 84973, 90097, 167956, 169946, 180194, 293923, 339892, 360388, 587846, 1175692, 2561329, 5122658, 10245316, 17929303, 35858606, 71717212]

約数ペア:

[(1, 71717212), (2, 35858606), (4, 17929303), (7, 10245316), (14, 5122658), (28, 2561329), (61, 1175692), (122, 587846), (199, 360388), (211, 339892), (244, 293923), (398, 180194), (422, 169946), (427, 167956), (796, 90097), (844, 84973), (854, 83978), (1393, 51484), (1477, 48556), (1708, 41989), (2786, 25742), (2954, 24278), (5572, 12871), (5908, 12139)]