1979007789

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{907}}^1\times {\mathrm{1787}}^1$

素因数の和:2745

約数の個数: 32

約数和(自身を含む): 2961271296

約数和(自身を除く): 982263507

約数列:

[1, 3, 11, 33, 37, 111, 407, 907, 1221, 1787, 2721, 5361, 9977, 19657, 29931, 33559, 58971, 66119, 100677, 198357, 369149, 727309, 1107447, 1620809, 2181927, 4862427, 17828899, 53486697, 59969933, 179909799, 659669263, 1979007789]

約数ペア:

[(1, 1979007789), (3, 659669263), (11, 179909799), (33, 59969933), (37, 53486697), (111, 17828899), (407, 4862427), (907, 2181927), (1221, 1620809), (1787, 1107447), (2721, 727309), (5361, 369149), (9977, 198357), (19657, 100677), (29931, 66119), (33559, 58971)]