71791524

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{347}}^1\times {\mathrm{821}}^1$

素因数の和:1185

約数の個数: 72

約数和(自身を含む): 208248768

約数和(自身を除く): 136457244

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 347, 694, 821, 1041, 1388, 1642, 2082, 2429, 2463, 3123, 3284, 4164, 4858, 4926, 5747, 6246, 7287, 7389, 9716, 9852, 11494, 12492, 14574, 14778, 17241, 21861, 22988, 29148, 29556, 34482, 43722, 51723, 68964, 87444, 103446, 206892, 284887, 569774, 854661, 1139548, 1709322, 1994209, 2563983, 3418644, 3988418, 5127966, 5982627, 7976836, 10255932, 11965254, 17947881, 23930508, 35895762, 71791524]

約数ペア:

[(1, 71791524), (2, 35895762), (3, 23930508), (4, 17947881), (6, 11965254), (7, 10255932), (9, 7976836), (12, 5982627), (14, 5127966), (18, 3988418), (21, 3418644), (28, 2563983), (36, 1994209), (42, 1709322), (63, 1139548), (84, 854661), (126, 569774), (252, 284887), (347, 206892), (694, 103446), (821, 87444), (1041, 68964), (1388, 51723), (1642, 43722), (2082, 34482), (2429, 29556), (2463, 29148), (3123, 22988), (3284, 21861), (4164, 17241), (4858, 14778), (4926, 14574), (5747, 12492), (6246, 11494), (7287, 9852), (7389, 9716)]