81416972

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{4759}}^1$

素因数の和:4830

約数の個数: 48

約数和(自身を含む): 179128320

約数和(自身を除く): 97711348

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 47, 52, 91, 94, 182, 188, 329, 364, 611, 658, 1222, 1316, 2444, 4277, 4759, 8554, 9518, 17108, 19036, 33313, 61867, 66626, 123734, 133252, 223673, 247468, 433069, 447346, 866138, 894692, 1565711, 1732276, 2907749, 3131422, 5815498, 6262844, 11630996, 20354243, 40708486, 81416972]

約数ペア:

[(1, 81416972), (2, 40708486), (4, 20354243), (7, 11630996), (13, 6262844), (14, 5815498), (26, 3131422), (28, 2907749), (47, 1732276), (52, 1565711), (91, 894692), (94, 866138), (182, 447346), (188, 433069), (329, 247468), (364, 223673), (611, 133252), (658, 123734), (1222, 66626), (1316, 61867), (2444, 33313), (4277, 19036), (4759, 17108), (8554, 9518)]