390054819

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{491}}^1$

素因数の和:712

約数の個数: 64

約数和(自身を含む): 687697920

約数和(自身を除く): 297643101

約数列:

[1, 3, 7, 11, 19, 21, 33, 57, 77, 133, 181, 209, 231, 399, 491, 543, 627, 1267, 1463, 1473, 1991, 3437, 3439, 3801, 4389, 5401, 5973, 9329, 10311, 10317, 13937, 16203, 24073, 27987, 37807, 37829, 41811, 65303, 72219, 88871, 102619, 113421, 113487, 195909, 264803, 266613, 307857, 622097, 718333, 794409, 977581, 1688549, 1866291, 2154999, 2932743, 5065647, 6843067, 11819843, 18574039, 20529201, 35459529, 55722117, 130018273, 390054819]

約数ペア:

[(1, 390054819), (3, 130018273), (7, 55722117), (11, 35459529), (19, 20529201), (21, 18574039), (33, 11819843), (57, 6843067), (77, 5065647), (133, 2932743), (181, 2154999), (209, 1866291), (231, 1688549), (399, 977581), (491, 794409), (543, 718333), (627, 622097), (1267, 307857), (1463, 266613), (1473, 264803), (1991, 195909), (3437, 113487), (3439, 113421), (3801, 102619), (4389, 88871), (5401, 72219), (5973, 65303), (9329, 41811), (10311, 37829), (10317, 37807), (13937, 27987), (16203, 24073)]