1918358439

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{7691}}^1$

素因数の和:7831

約数の個数: 32

約数和(自身を含む): 2746967040

約数和(自身を除く): 828608601

約数列:

[1, 3, 29, 47, 61, 87, 141, 183, 1363, 1769, 2867, 4089, 5307, 7691, 8601, 23073, 83143, 223039, 249429, 361477, 469151, 669117, 1084431, 1407453, 10482833, 13605379, 22050097, 31448499, 40816137, 66150291, 639452813, 1918358439]

約数ペア:

[(1, 1918358439), (3, 639452813), (29, 66150291), (47, 40816137), (61, 31448499), (87, 22050097), (141, 13605379), (183, 10482833), (1363, 1407453), (1769, 1084431), (2867, 669117), (4089, 469151), (5307, 361477), (7691, 249429), (8601, 223039), (23073, 83143)]