278399058

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{179}}^1\times {\mathrm{1949}}^1$

素因数の和:2159

約数の個数: 64

約数和(自身を含む): 673920000

約数和(自身を除く): 395520942

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 57, 114, 133, 179, 266, 358, 399, 537, 798, 1074, 1253, 1949, 2506, 3401, 3759, 3898, 5847, 6802, 7518, 10203, 11694, 13643, 20406, 23807, 27286, 37031, 40929, 47614, 71421, 74062, 81858, 111093, 142842, 222186, 259217, 348871, 518434, 697742, 777651, 1046613, 1555302, 2093226, 2442097, 4884194, 6628549, 7326291, 13257098, 14652582, 19885647, 39771294, 46399843, 92799686, 139199529, 278399058]

約数ペア:

[(1, 278399058), (2, 139199529), (3, 92799686), (6, 46399843), (7, 39771294), (14, 19885647), (19, 14652582), (21, 13257098), (38, 7326291), (42, 6628549), (57, 4884194), (114, 2442097), (133, 2093226), (179, 1555302), (266, 1046613), (358, 777651), (399, 697742), (537, 518434), (798, 348871), (1074, 259217), (1253, 222186), (1949, 142842), (2506, 111093), (3401, 81858), (3759, 74062), (3898, 71421), (5847, 47614), (6802, 40929), (7518, 37031), (10203, 27286), (11694, 23807), (13643, 20406)]