28068964

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{277}}^1$

素因数の和:353

約数の個数: 72

約数和(自身を含む): 63891072

約数和(自身を除く): 35822108

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 47, 49, 77, 94, 98, 154, 188, 196, 277, 308, 329, 517, 539, 554, 658, 1034, 1078, 1108, 1316, 1939, 2068, 2156, 2303, 3047, 3619, 3878, 4606, 6094, 7238, 7756, 9212, 12188, 13019, 13573, 14476, 21329, 25333, 26038, 27146, 42658, 50666, 52076, 54292, 85316, 91133, 101332, 143209, 149303, 182266, 286418, 298606, 364532, 572836, 597212, 637931, 1002463, 1275862, 2004926, 2551724, 4009852, 7017241, 14034482, 28068964]

約数ペア:

[(1, 28068964), (2, 14034482), (4, 7017241), (7, 4009852), (11, 2551724), (14, 2004926), (22, 1275862), (28, 1002463), (44, 637931), (47, 597212), (49, 572836), (77, 364532), (94, 298606), (98, 286418), (154, 182266), (188, 149303), (196, 143209), (277, 101332), (308, 91133), (329, 85316), (517, 54292), (539, 52076), (554, 50666), (658, 42658), (1034, 27146), (1078, 26038), (1108, 25333), (1316, 21329), (1939, 14476), (2068, 13573), (2156, 13019), (2303, 12188), (3047, 9212), (3619, 7756), (3878, 7238), (4606, 6094)]