2157193325

素因数分解:

$5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{11887}}^1$

素因数の和:11982

約数の個数: 48

約数和(自身を含む): 3290217984

約数和(自身を除く): 1133024659

約数列:

[1, 5, 7, 17, 25, 35, 61, 85, 119, 175, 305, 425, 427, 595, 1037, 1525, 2135, 2975, 5185, 7259, 10675, 11887, 25925, 36295, 59435, 83209, 181475, 202079, 297175, 416045, 725107, 1010395, 1414553, 2080225, 3625535, 5051975, 5075749, 7072765, 12326819, 18127675, 25378745, 35363825, 61634095, 86287733, 126893725, 308170475, 431438665, 2157193325]

約数ペア:

[(1, 2157193325), (5, 431438665), (7, 308170475), (17, 126893725), (25, 86287733), (35, 61634095), (61, 35363825), (85, 25378745), (119, 18127675), (175, 12326819), (305, 7072765), (425, 5075749), (427, 5051975), (595, 3625535), (1037, 2080225), (1525, 1414553), (2135, 1010395), (2975, 725107), (5185, 416045), (7259, 297175), (10675, 202079), (11887, 181475), (25925, 83209), (36295, 59435)]