155803401

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{643}}^1$

素因数の和:790

約数の個数: 48

約数和(自身を含む): 257857600

約数和(自身を除く): 102054199

約数列:

[1, 3, 9, 13, 19, 39, 57, 109, 117, 171, 247, 327, 643, 741, 981, 1417, 1929, 2071, 2223, 4251, 5787, 6213, 8359, 12217, 12753, 18639, 25077, 26923, 36651, 70087, 75231, 80769, 109953, 158821, 210261, 242307, 476463, 630783, 911131, 1331653, 1429389, 2733393, 3994959, 8200179, 11984877, 17311489, 51934467, 155803401]

約数ペア:

[(1, 155803401), (3, 51934467), (9, 17311489), (13, 11984877), (19, 8200179), (39, 3994959), (57, 2733393), (109, 1429389), (117, 1331653), (171, 911131), (247, 630783), (327, 476463), (643, 242307), (741, 210261), (981, 158821), (1417, 109953), (1929, 80769), (2071, 75231), (2223, 70087), (4251, 36651), (5787, 26923), (6213, 25077), (8359, 18639), (12217, 12753)]