221545071

素因数分解:

$3^3\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{3989}}^1$

素因数の和:4037

約数の個数: 48

約数和(自身を含む): 382082400

約数和(自身を除く): 160537329

約数列:

[1, 3, 9, 11, 17, 27, 33, 51, 99, 121, 153, 187, 297, 363, 459, 561, 1089, 1683, 2057, 3267, 3989, 5049, 6171, 11967, 18513, 35901, 43879, 55539, 67813, 107703, 131637, 203439, 394911, 482669, 610317, 745943, 1184733, 1448007, 1830951, 2237829, 4344021, 6713487, 8205373, 13032063, 20140461, 24616119, 73848357, 221545071]

約数ペア:

[(1, 221545071), (3, 73848357), (9, 24616119), (11, 20140461), (17, 13032063), (27, 8205373), (33, 6713487), (51, 4344021), (99, 2237829), (121, 1830951), (153, 1448007), (187, 1184733), (297, 745943), (363, 610317), (459, 482669), (561, 394911), (1089, 203439), (1683, 131637), (2057, 107703), (3267, 67813), (3989, 55539), (5049, 43879), (6171, 35901), (11967, 18513)]