281300097

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1$

素因数の和:250

約数の個数: 64

約数和(自身を含む): 440971776

約数和(自身を除く): 159671679

約数列:

[1, 3, 13, 23, 39, 53, 61, 69, 97, 159, 183, 291, 299, 689, 793, 897, 1219, 1261, 1403, 2067, 2231, 2379, 3233, 3657, 3783, 4209, 5141, 5917, 6693, 9699, 15423, 15847, 17751, 18239, 29003, 42029, 47541, 54717, 66833, 74359, 76921, 87009, 118243, 126087, 136091, 200499, 223077, 230763, 313601, 354729, 408273, 940803, 966667, 1537159, 1769183, 2900001, 4076813, 4611477, 5307549, 7212823, 12230439, 21638469, 93766699, 281300097]

約数ペア:

[(1, 281300097), (3, 93766699), (13, 21638469), (23, 12230439), (39, 7212823), (53, 5307549), (61, 4611477), (69, 4076813), (97, 2900001), (159, 1769183), (183, 1537159), (291, 966667), (299, 940803), (689, 408273), (793, 354729), (897, 313601), (1219, 230763), (1261, 223077), (1403, 200499), (2067, 136091), (2231, 126087), (2379, 118243), (3233, 87009), (3657, 76921), (3783, 74359), (4209, 66833), (5141, 54717), (5917, 47541), (6693, 42029), (9699, 29003), (15423, 18239), (15847, 17751)]