6981351

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{181}}^1$

素因数の和:263

約数の個数: 32

約数和(自身を含む): 10762752

約数和(自身を除く): 3781401

約数列:

[1, 3, 13, 23, 39, 43, 69, 129, 181, 299, 543, 559, 897, 989, 1677, 2353, 2967, 4163, 7059, 7783, 12489, 12857, 23349, 38571, 54119, 101179, 162357, 179009, 303537, 537027, 2327117, 6981351]

約数ペア:

[(1, 6981351), (3, 2327117), (13, 537027), (23, 303537), (39, 179009), (43, 162357), (69, 101179), (129, 54119), (181, 38571), (299, 23349), (543, 12857), (559, 12489), (897, 7783), (989, 7059), (1677, 4163), (2353, 2967)]