28728896938

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{113}}^1\times {\mathrm{28871}}^1$

素因数の和:29047

約数の個数: 64

約数和(自身を含む): 54031753728

約数和(自身を除く): 25302856790

約数列:

[1, 2, 7, 14, 17, 34, 37, 74, 113, 119, 226, 238, 259, 518, 629, 791, 1258, 1582, 1921, 3842, 4181, 4403, 8362, 8806, 13447, 26894, 28871, 29267, 57742, 58534, 71077, 142154, 202097, 404194, 490807, 497539, 981614, 995078, 1068227, 2136454, 3262423, 3435649, 6524846, 6871298, 7477589, 14955178, 18159859, 22836961, 36319718, 45673922, 55461191, 110922382, 120709651, 127119013, 241419302, 254238026, 388228337, 776456674, 844967557, 1689935114, 2052064067, 4104128134, 14364448469, 28728896938]

約数ペア:

[(1, 28728896938), (2, 14364448469), (7, 4104128134), (14, 2052064067), (17, 1689935114), (34, 844967557), (37, 776456674), (74, 388228337), (113, 254238026), (119, 241419302), (226, 127119013), (238, 120709651), (259, 110922382), (518, 55461191), (629, 45673922), (791, 36319718), (1258, 22836961), (1582, 18159859), (1921, 14955178), (3842, 7477589), (4181, 6871298), (4403, 6524846), (8362, 3435649), (8806, 3262423), (13447, 2136454), (26894, 1068227), (28871, 995078), (29267, 981614), (57742, 497539), (58534, 490807), (71077, 404194), (142154, 202097)]