208035396

素因数分解:

$2^2\times 3^2\times {\mathrm{71}}^1\times {\mathrm{199}}^1\times {\mathrm{409}}^1$

素因数の和:689

約数の個数: 72

約数和(自身を含む): 537264000

約数和(自身を除く): 329228604

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 71, 142, 199, 213, 284, 398, 409, 426, 597, 639, 796, 818, 852, 1194, 1227, 1278, 1636, 1791, 2388, 2454, 2556, 3582, 3681, 4908, 7164, 7362, 14129, 14724, 28258, 29039, 42387, 56516, 58078, 81391, 84774, 87117, 116156, 127161, 162782, 169548, 174234, 244173, 254322, 261351, 325564, 348468, 488346, 508644, 522702, 732519, 976692, 1045404, 1465038, 2930076, 5778761, 11557522, 17336283, 23115044, 34672566, 52008849, 69345132, 104017698, 208035396]

約数ペア:

[(1, 208035396), (2, 104017698), (3, 69345132), (4, 52008849), (6, 34672566), (9, 23115044), (12, 17336283), (18, 11557522), (36, 5778761), (71, 2930076), (142, 1465038), (199, 1045404), (213, 976692), (284, 732519), (398, 522702), (409, 508644), (426, 488346), (597, 348468), (639, 325564), (796, 261351), (818, 254322), (852, 244173), (1194, 174234), (1227, 169548), (1278, 162782), (1636, 127161), (1791, 116156), (2388, 87117), (2454, 84774), (2556, 81391), (3582, 58078), (3681, 56516), (4908, 42387), (7164, 29039), (7362, 28258), (14129, 14724)]