2018018303

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{149}}^1\times {\mathrm{229}}^1$

素因数の和:480

約数の個数: 48

約数和(自身を含む): 2548584000

約数和(自身を除く): 530565697

約数列:

[1, 7, 17, 49, 71, 119, 149, 229, 497, 833, 1043, 1207, 1603, 2533, 3479, 3893, 7301, 8449, 10579, 11221, 16259, 17731, 27251, 34121, 59143, 74053, 113813, 124117, 179843, 190757, 238847, 276403, 518371, 580057, 796691, 1258901, 1671929, 1934821, 2422591, 4060399, 8812307, 13543747, 16958137, 28422793, 41184047, 118706959, 288288329, 2018018303]

約数ペア:

[(1, 2018018303), (7, 288288329), (17, 118706959), (49, 41184047), (71, 28422793), (119, 16958137), (149, 13543747), (229, 8812307), (497, 4060399), (833, 2422591), (1043, 1934821), (1207, 1671929), (1603, 1258901), (2533, 796691), (3479, 580057), (3893, 518371), (7301, 276403), (8449, 238847), (10579, 190757), (11221, 179843), (16259, 124117), (17731, 113813), (27251, 74053), (34121, 59143)]