123689354

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{1033}}^1$

素因数の和:1214

約数の個数: 32

約数和(自身を含む): 205476480

約数和(自身を除く): 81787126

約数列:

[1, 2, 19, 23, 38, 46, 137, 274, 437, 874, 1033, 2066, 2603, 3151, 5206, 6302, 19627, 23759, 39254, 47518, 59869, 119738, 141521, 283042, 451421, 902842, 2688899, 3254983, 5377798, 6509966, 61844677, 123689354]

約数ペア:

[(1, 123689354), (2, 61844677), (19, 6509966), (23, 5377798), (38, 3254983), (46, 2688899), (137, 902842), (274, 451421), (437, 283042), (874, 141521), (1033, 119738), (2066, 59869), (2603, 47518), (3151, 39254), (5206, 23759), (6302, 19627)]