209486344

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{103}}^1\times {\mathrm{139}}^1$

素因数の和:338

約数の個数: 64

約数和(自身を含む): 419328000

約数和(自身を除く): 209841656

約数列:

[1, 2, 4, 8, 31, 59, 62, 103, 118, 124, 139, 206, 236, 248, 278, 412, 472, 556, 824, 1112, 1829, 3193, 3658, 4309, 6077, 6386, 7316, 8201, 8618, 12154, 12772, 14317, 14632, 16402, 17236, 24308, 25544, 28634, 32804, 34472, 48616, 57268, 65608, 114536, 188387, 254231, 376774, 443827, 508462, 753548, 844703, 887654, 1016924, 1507096, 1689406, 1775308, 2033848, 3378812, 3550616, 6757624, 26185793, 52371586, 104743172, 209486344]

約数ペア:

[(1, 209486344), (2, 104743172), (4, 52371586), (8, 26185793), (31, 6757624), (59, 3550616), (62, 3378812), (103, 2033848), (118, 1775308), (124, 1689406), (139, 1507096), (206, 1016924), (236, 887654), (248, 844703), (278, 753548), (412, 508462), (472, 443827), (556, 376774), (824, 254231), (1112, 188387), (1829, 114536), (3193, 65608), (3658, 57268), (4309, 48616), (6077, 34472), (6386, 32804), (7316, 28634), (8201, 25544), (8618, 24308), (12154, 17236), (12772, 16402), (14317, 14632)]