8161538

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{113}}^1$

素因数の和:207

約数の個数: 48

約数和(自身を含む): 15907104

約数和(自身を除く): 7745566

約数列:

[1, 2, 7, 11, 14, 22, 49, 67, 77, 98, 113, 134, 154, 226, 469, 539, 737, 791, 938, 1078, 1243, 1474, 1582, 2486, 3283, 5159, 5537, 6566, 7571, 8701, 10318, 11074, 15142, 17402, 36113, 52997, 60907, 72226, 83281, 105994, 121814, 166562, 370979, 582967, 741958, 1165934, 4080769, 8161538]

約数ペア:

[(1, 8161538), (2, 4080769), (7, 1165934), (11, 741958), (14, 582967), (22, 370979), (49, 166562), (67, 121814), (77, 105994), (98, 83281), (113, 72226), (134, 60907), (154, 52997), (226, 36113), (469, 17402), (539, 15142), (737, 11074), (791, 10318), (938, 8701), (1078, 7571), (1243, 6566), (1474, 5537), (1582, 5159), (2486, 3283)]