440070813

素因数分解:

$3^5\times 7^2\times {\mathrm{13}}^1\times {\mathrm{2843}}^1$

素因数の和:2885

約数の個数: 72

約数和(自身を含む): 826102368

約数和(自身を除く): 386031555

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 49, 63, 81, 91, 117, 147, 189, 243, 273, 351, 441, 567, 637, 819, 1053, 1323, 1701, 1911, 2457, 2843, 3159, 3969, 5733, 7371, 8529, 11907, 17199, 19901, 22113, 25587, 36959, 51597, 59703, 76761, 110877, 139307, 154791, 179109, 230283, 258713, 332631, 417921, 537327, 690849, 776139, 997893, 1253763, 1611981, 1810991, 2328417, 2993679, 3761289, 4835943, 5432973, 6985251, 8981037, 11283867, 16298919, 20955753, 33851601, 48896757, 62867259, 146690271, 440070813]

約数ペア:

[(1, 440070813), (3, 146690271), (7, 62867259), (9, 48896757), (13, 33851601), (21, 20955753), (27, 16298919), (39, 11283867), (49, 8981037), (63, 6985251), (81, 5432973), (91, 4835943), (117, 3761289), (147, 2993679), (189, 2328417), (243, 1810991), (273, 1611981), (351, 1253763), (441, 997893), (567, 776139), (637, 690849), (819, 537327), (1053, 417921), (1323, 332631), (1701, 258713), (1911, 230283), (2457, 179109), (2843, 154791), (3159, 139307), (3969, 110877), (5733, 76761), (7371, 59703), (8529, 51597), (11907, 36959), (17199, 25587), (19901, 22113)]