8581628

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1$

素因数の和:194

約数の個数: 48

約数和(自身を含む): 17273088

約数和(自身を除く): 8691460

約数列:

[1, 2, 4, 11, 22, 41, 44, 67, 71, 82, 134, 142, 164, 268, 284, 451, 737, 781, 902, 1474, 1562, 1804, 2747, 2911, 2948, 3124, 4757, 5494, 5822, 9514, 10988, 11644, 19028, 30217, 32021, 52327, 60434, 64042, 104654, 120868, 128084, 195037, 209308, 390074, 780148, 2145407, 4290814, 8581628]

約数ペア:

[(1, 8581628), (2, 4290814), (4, 2145407), (11, 780148), (22, 390074), (41, 209308), (44, 195037), (67, 128084), (71, 120868), (82, 104654), (134, 64042), (142, 60434), (164, 52327), (268, 32021), (284, 30217), (451, 19028), (737, 11644), (781, 10988), (902, 9514), (1474, 5822), (1562, 5494), (1804, 4757), (2747, 3124), (2911, 2948)]