208954908

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{3457}}^1$

素因数の和:3563

約数の個数: 72

約数和(自身を含む): 558868128

約数和(自身を除く): 349913220

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 73, 92, 138, 146, 207, 219, 276, 292, 414, 438, 657, 828, 876, 1314, 1679, 2628, 3358, 3457, 5037, 6716, 6914, 10074, 10371, 13828, 15111, 20148, 20742, 30222, 31113, 41484, 60444, 62226, 79511, 124452, 159022, 238533, 252361, 318044, 477066, 504722, 715599, 757083, 954132, 1009444, 1431198, 1514166, 2271249, 2862396, 3028332, 4542498, 5804303, 9084996, 11608606, 17412909, 23217212, 34825818, 52238727, 69651636, 104477454, 208954908]

約数ペア:

[(1, 208954908), (2, 104477454), (3, 69651636), (4, 52238727), (6, 34825818), (9, 23217212), (12, 17412909), (18, 11608606), (23, 9084996), (36, 5804303), (46, 4542498), (69, 3028332), (73, 2862396), (92, 2271249), (138, 1514166), (146, 1431198), (207, 1009444), (219, 954132), (276, 757083), (292, 715599), (414, 504722), (438, 477066), (657, 318044), (828, 252361), (876, 238533), (1314, 159022), (1679, 124452), (2628, 79511), (3358, 62226), (3457, 60444), (5037, 41484), (6716, 31113), (6914, 30222), (10074, 20742), (10371, 20148), (13828, 15111)]