128426814

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{2741}}^1$

素因数の和:2905

約数の個数: 48

約数和(自身を含む): 295148880

約数和(自身を除く): 166722066

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 137, 171, 274, 342, 411, 822, 1233, 2466, 2603, 2741, 5206, 5482, 7809, 8223, 15618, 16446, 23427, 24669, 46854, 49338, 52079, 104158, 156237, 312474, 375517, 468711, 751034, 937422, 1126551, 2253102, 3379653, 6759306, 7134823, 14269646, 21404469, 42808938, 64213407, 128426814]

約数ペア:

[(1, 128426814), (2, 64213407), (3, 42808938), (6, 21404469), (9, 14269646), (18, 7134823), (19, 6759306), (38, 3379653), (57, 2253102), (114, 1126551), (137, 937422), (171, 751034), (274, 468711), (342, 375517), (411, 312474), (822, 156237), (1233, 104158), (2466, 52079), (2603, 49338), (2741, 46854), (5206, 24669), (5482, 23427), (7809, 16446), (8223, 15618)]