27980535

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{101}}^1$

素因数の和:216

約数の個数: 64

約数和(自身を含む): 52171776

約数和(自身を除く): 24191241

約数列:

[1, 3, 5, 11, 15, 23, 33, 55, 69, 73, 101, 115, 165, 219, 253, 303, 345, 365, 505, 759, 803, 1095, 1111, 1265, 1515, 1679, 2323, 2409, 3333, 3795, 4015, 5037, 5555, 6969, 7373, 8395, 11615, 12045, 16665, 18469, 22119, 25185, 25553, 34845, 36865, 55407, 76659, 81103, 92345, 110595, 127765, 169579, 243309, 277035, 383295, 405515, 508737, 847895, 1216545, 1865369, 2543685, 5596107, 9326845, 27980535]

約数ペア:

[(1, 27980535), (3, 9326845), (5, 5596107), (11, 2543685), (15, 1865369), (23, 1216545), (33, 847895), (55, 508737), (69, 405515), (73, 383295), (101, 277035), (115, 243309), (165, 169579), (219, 127765), (253, 110595), (303, 92345), (345, 81103), (365, 76659), (505, 55407), (759, 36865), (803, 34845), (1095, 25553), (1111, 25185), (1265, 22119), (1515, 18469), (1679, 16665), (2323, 12045), (2409, 11615), (3333, 8395), (3795, 7373), (4015, 6969), (5037, 5555)]