78680979

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{6529}}^1$

素因数の和:6651

約数の個数: 24

約数和(自身を含む): 123599840

約数和(自身を除く): 44918861

約数列:

[1, 3, 9, 13, 39, 103, 117, 309, 927, 1339, 4017, 6529, 12051, 19587, 58761, 84877, 254631, 672487, 763893, 2017461, 6052383, 8742331, 26226993, 78680979]

約数ペア:

[(1, 78680979), (3, 26226993), (9, 8742331), (13, 6052383), (39, 2017461), (103, 763893), (117, 672487), (309, 254631), (927, 84877), (1339, 58761), (4017, 19587), (6529, 12051)]